Apply 2to3 and clean 2 minor conversion issues

GCodeAnalyzer.py

@@ -209,5 +209,5 @@ class GCodeAnalyzer():
         
   def print_status(self):
     attrs = vars(self)
-    print '\n'.join("%s: %s" % item for item in attrs.items())
+    print('\n'.join("%s: %s" % item for item in list(attrs.items())))
     
\ No newline at end of file

plater.py

@@ -17,7 +17,7 @@
 
 # Set up Internationalization using gettext
 # searching for installed locales on /usr/share; uses relative folder if not found (windows)
-import os, Queue, re
+import os, queue, re
 
 from printrun.printrun_utils import install_locale
 install_locale('plater')
@@ -209,18 +209,18 @@ class showstl(wx.Window):
         offset = [0, 0]
         scale = 2
         dc.SetPen(wx.Pen(wx.Colour(100, 100, 100)))
-        for i in xrange(20):
+        for i in range(20):
             dc.DrawLine(0, i * scale * 10, 400, i * scale * 10)
             dc.DrawLine(i * scale * 10, 0, i * scale * 10, 400)
         dc.SetPen(wx.Pen(wx.Colour(0, 0, 0)))
-        for i in xrange(4):
+        for i in range(4):
             dc.DrawLine(0, i * scale * 50, 400, i * scale * 50)
             dc.DrawLine(i * scale * 50, 0, i * scale * 50, 400)
         dc.SetBrush(wx.Brush(wx.Colour(128, 255, 128)))
         dc.SetPen(wx.Pen(wx.Colour(128, 128, 128)))
         t = time.time()
         dcs = wx.MemoryDC()
-        for m in self.parent.models.values():
+        for m in list(self.parent.models.values()):
             b = m.bitmap
                 #print b
             im = b.ConvertToImage()
@@ -288,7 +288,7 @@ class stlwin(wx.Frame):
         #self.SetClientSize(size)
 
     def autoplate(self, event):
-        print _("Autoplating")
+        print(_("Autoplating"))
         separation = 2
         bedsize = [200, 200, 100]
         cursor = [0, 0, 0]
@@ -316,7 +316,7 @@ class stlwin(wx.Frame):
                 max[1] = cursor[1] + x
             cursor[0] += x + separation
             if (cursor[1] + y) >= bedsize[1]:
-                print _("Bed full, sorry sir :(")
+                print(_("Bed full, sorry sir :("))
                 self.Refresh()
                 return
         centreoffset = [(bedsize[0] - max[0]) / 2, (bedsize[1] - max[1]) / 2]
@@ -378,7 +378,7 @@ class stlwin(wx.Frame):
     def writefiles(self, name):
         sf = open(name.replace(".", "_") + ".scad", "w")
         facets = []
-        for i in self.models.values():
+        for i in list(self.models.values()):
 
             r = i.rot
             o = i.offsets
@@ -390,7 +390,7 @@ class stlwin(wx.Frame):
             facets += i.facets
         sf.close()
         stltool.emitstl(name, facets, "plater_export")
-        print _("wrote %s") % name
+        print(_("wrote %s") % name)
 
     def right(self, event):
         dlg = wx.FileDialog(self, _("Pick file to load"), self.basedir, style = wx.FD_OPEN | wx.FD_FILE_MUST_EXIST)

printcore.py

@@ -21,6 +21,7 @@ from select import error as SelectError
 import time, getopt, sys
 import platform, os
 from GCodeAnalyzer import GCodeAnalyzer
+from functools import reduce
 
 def control_ttyhup(port, disable_hup):
     """Controls the HUPCL"""
@@ -120,19 +121,19 @@ class printcore():
                 if self.recvcb:
                     try: self.recvcb(line)
                     except: pass
-                if self.loud: print "RECV: ", line.rstrip()
+                if self.loud: print("RECV: ", line.rstrip())
             return line
-        except SelectError, e:
+        except SelectError as e:
             if 'Bad file descriptor' in e.args[1]:
-                print "Can't read from printer (disconnected?)."
+                print("Can't read from printer (disconnected?).")
                 return None
             else:
                 raise
-        except SerialException, e:
-            print "Can't read from printer (disconnected?)."
+        except SerialException as e:
+            print("Can't read from printer (disconnected?).")
             return None
-        except OSError, e:
-            print "Can't read from printer (disconnected?)."
+        except OSError as e:
+            print("Can't read from printer (disconnected?).")
             return None
 
     def _listen_can_continue(self):
@@ -201,7 +202,7 @@ class printcore():
         self.clear = True
 
     def _checksum(self, command):
-        return reduce(lambda x, y:x^y, map(ord, command))
+        return reduce(lambda x, y:x^y, list(map(ord, command)))
 
     def startprint(self, data, startindex = 0):
         """Start a print, data is an array of gcode commands.
@@ -312,7 +313,7 @@ class printcore():
                     time.sleep(0.001)
                     wait -= 1
         else:
-            print "Not connected to printer."
+            print("Not connected to printer.")
 
     def send_now(self, command, wait = 0):
         """Sends a command to the printer ahead of the command queue, without a checksum
@@ -332,7 +333,7 @@ class printcore():
                     time.sleep(0.001)
                     wait -= 1
         else:
-            print "Not connected to printer."
+            print("Not connected to printer.")
 
     def _print(self):
         if self.startcb:
@@ -414,14 +415,14 @@ class printcore():
             self.sent.append(command)
             self.analyzer.Analyze(command) # run the command through the analyzer
             if self.loud:
-                print "SENT: ", command
+                print("SENT: ", command)
             if self.sendcb:
                 try: self.sendcb(command)
                 except: pass
             try:
                 self.printer.write(str(command+"\n"))
-            except SerialException, e:
-                print "Can't write to printer (disconnected?)."
+            except SerialException as e:
+                print("Can't write to printer (disconnected?).")
 
 if __name__ == '__main__':
     baud = 115200
@@ -430,13 +431,13 @@ if __name__ == '__main__':
     try:
         opts, args = getopt.getopt(sys.argv[1:], "h,b:,v,s",
                                    ["help", "baud", "verbose", "statusreport"])
-    except getopt.GetoptError, err:
-        print str(err)
+    except getopt.GetoptError as err:
+        print(str(err))
         sys.exit(2)
     for o, a in opts:
         if o in ('-h', '--help'):
             # FIXME: Fix help
-            print "Opts are: --help , -b --baud = baudrate, -v --verbose, -s --statusreport"
+            print("Opts are: --help , -b --baud = baudrate, -v --verbose, -s --statusreport")
             sys.exit(1)
         if o in ('-b', '--baud'):
             baud = int(a)
@@ -448,9 +449,9 @@ if __name__ == '__main__':
     if len (args) > 1:
         port = args[-2]
         filename = args[-1]
-        print "Printing: %s on %s with baudrate %d" % (filename, port, baud)
+        print("Printing: %s on %s with baudrate %d" % (filename, port, baud))
     else:
-        print "Usage: python [-h|-b|-v|-s] printcore.py /dev/tty[USB|ACM]x filename.gcode"
+        print("Usage: python [-h|-b|-v|-s] printcore.py /dev/tty[USB|ACM]x filename.gcode")
         sys.exit(2)
     p = printcore(port, baud)
     p.loud = loud

printrun/SkeinforgeQuickEditDialog.py

@@ -141,7 +141,7 @@ class SkeinforgeQuickEditDialog(wx.Dialog):
                 for setting in settings.getReadRepository(repo).preferences:
                     if setting.name == settingName:
                         if setting.value == None or str(x.GetValue()) != str(setting.value):
-                            print('Saving ... ' + settingName + ' = ' + str(x.GetValue()))
+                            print(('Saving ... ' + settingName + ' = ' + str(x.GetValue())))
                             setting.value = x.GetValue()
                             isDirty = True
                 if isDirty:

printrun/calibrateextruder.py

@@ -38,7 +38,7 @@ def float_input(prompt=''):
     import sys
     f = None
     while f == None:
-        s = raw_input(prompt)
+        s = input(prompt)
         try:
             f = float(s)
         except ValueError:
@@ -54,7 +54,7 @@ def wait(t, m=''):
             sys.stdout.write(s)
             sys.stdout.flush()
             time.sleep(1.0/5)
-    print
+    print()
 def w(s):
     sys.stdout.write(s)
     sys.stdout.flush()
@@ -73,9 +73,9 @@ def heatup(p, temp, s = 0):
             time.sleep(1.5)
             f = True
         curtemp = gettemp(p)
-        if curtemp: w(u"\rHeating extruder up.. %3d \xb0C"%curtemp)
-    if s: print
-    else: print "\nReady."
+        if curtemp: w("\rHeating extruder up.. %3d \xb0C"%curtemp)
+    if s: print()
+    else: print("\nReady.")
 
 def gettemp(p):
     try: p.logl
@@ -87,14 +87,14 @@ def gettemp(p):
         if 'T:' in line:
             try:
                 setattr(p,'temp',int(line.split('T:')[1].split()[0]))
-            except: print line
+            except: print(line)
     p.logl = len(p.log)
     return p.temp
 if not os.path.exists(port):
     port = 0
 
 #Parse options
-help = u"""
+help = """
 %s [ -l DISTANCE ] [ -s STEPS ] [ -t TEMP ] [ -p PORT ]
         -l      --length        Length of filament to extrude for each calibration step (default: %d mm)
         -s      --steps         Initial amount of steps to use (default: %d steps)
@@ -104,13 +104,13 @@ help = u"""
 """[1:-1].encode('utf-8')%(sys.argv[0], n, k, temp, tempmax, port if port else 'auto')
 try:
     opts, args = getopt.getopt(sys.argv[1:],"hl:s:t:p:",["help", "length=", "steps=", "temp=", "port="])
-except getopt.GetoptError, err:
-    print str(err)
-    print help
+except getopt.GetoptError as err:
+    print(str(err))
+    print(help)
     sys.exit(2)
 for o, a in opts:
     if o in ('-h','--help'):
-        print help
+        print(help)
         sys.exit()
     elif o in ('-l','--length'):
         n = float(a)
@@ -119,17 +119,17 @@ for o, a in opts:
     elif o in ('-t','--temp'):
         temp = int(a)
         if temp>=tempmax:
-            print (u'%d \xb0C? Are you insane?'.encode('utf-8')%temp)+(" That's over nine thousand!" if temp>9000 else '')
+            print(('%d \xb0C? Are you insane?'.encode('utf-8')%temp)+(" That's over nine thousand!" if temp>9000 else ''))
             sys.exit(255)
     elif o in ('-p','--port'):
         port = a
 
 #Show initial parameters
-print "Initial parameters"
-print "Steps per mm:    %3d steps"%k
-print "Length extruded: %3d mm"%n
-print
-print "Serial port:     %s"%(port if port else 'auto')
+print("Initial parameters")
+print("Steps per mm:    %3d steps"%k)
+print("Length extruded: %3d mm"%n)
+print()
+print("Serial port:     %s"%(port if port else 'auto'))
 
 p = None
 try:
@@ -138,12 +138,12 @@ try:
     try:
         p = printcore(port, 115200)
     except:
-        print 'Error.'
+        print('Error.')
         raise
     while not p.online:
         time.sleep(1)
         w('.')
-    print " connected."
+    print(" connected.")
 
     heatup(p, temp)
 
@@ -158,8 +158,8 @@ try:
         if n!=m:
             k = (n/m)*k
             p.send_now("M92 E%d"%int(round(k)))     #Set new step count
-            print "Steps per mm:    %3d steps"%k    #Tell user
-    print 'Calibration completed.'  #Yay!
+            print("Steps per mm:    %3d steps"%k)    #Tell user
+    print('Calibration completed.')  #Yay!
 except KeyboardInterrupt:
     pass
 finally:

printrun/gcoder.py

@@ -190,7 +190,7 @@ class GCode(object):
         old_lines += cur_lines
         layers[prev_z] = old_lines
 
-        for idx in layers.keys():
+        for idx in list(layers.keys()):
             cur_lines = layers[idx]
             has_movement = False
             for l in layers[idx]:
@@ -215,7 +215,7 @@ class GCode(object):
         ymax = float("-inf")
         zmax = float("-inf")
 
-        for l in self.layers.values():
+        for l in list(self.layers.values()):
             (xm, xM), (ym, yM), (zm, zM) = l.measure()
             xmin = min(xm, xmin)
             xmax = max(xM, xmax)
@@ -266,7 +266,7 @@ class GCode(object):
         #TODO:
         # get device caps from firmware: max speed, acceleration/axis (including extruder)
         # calculate the maximum move duration accounting for above ;)
-        zs = self.layers.keys()
+        zs = list(self.layers.keys())
         zs.sort()
         for z in zs:
             layer = self.layers[z]
@@ -316,7 +316,7 @@ class GCode(object):
 
 def main():
     if len(sys.argv) < 2:
-        print "usage: %s filename.gcode" % sys.argv[0]
+        print("usage: %s filename.gcode" % sys.argv[0])
         return
 
 #    d = [i.replace("\n","") for i in open(sys.argv[1])]
@@ -325,13 +325,13 @@ def main():
 
     gcode.measure()
 
-    print "Dimensions:"
-    print "\tX: %0.02f - %0.02f (%0.02f)" % (gcode.xmin,gcode.xmax,gcode.width)
-    print "\tY: %0.02f - %0.02f (%0.02f)" % (gcode.ymin,gcode.ymax,gcode.depth)
-    print "\tZ: %0.02f - %0.02f (%0.02f)" % (gcode.zmin,gcode.zmax,gcode.height)
-    print "Filament used: %0.02fmm" % gcode.filament_length()
-    print "Number of layers: %d" % gcode.num_layers()
-    print "Estimated duration (pessimistic): %s" % gcode.estimate_duration()
+    print("Dimensions:")
+    print("\tX: %0.02f - %0.02f (%0.02f)" % (gcode.xmin,gcode.xmax,gcode.width))
+    print("\tY: %0.02f - %0.02f (%0.02f)" % (gcode.ymin,gcode.ymax,gcode.depth))
+    print("\tZ: %0.02f - %0.02f (%0.02f)" % (gcode.zmin,gcode.zmax,gcode.height))
+    print("Filament used: %0.02fmm" % gcode.filament_length())
+    print("Number of layers: %d" % gcode.num_layers())
+    print("Estimated duration (pessimistic): %s" % gcode.estimate_duration())
 
 
 if __name__ == '__main__':

printrun/gcview.py

@@ -26,7 +26,7 @@ pyglet.options['shadow_window'] = False
 pyglet.options['debug_gl'] = False
 from pyglet.gl import *
 
-import stltool
+from . import stltool
 
 import threading
 
@@ -258,7 +258,7 @@ class gcline(object):
         self.calc_len()
 
     def __str__(self):
-        return u"line from %s,%s,%s to %s,%s,%s with extrusion ratio %s and feedrate %s\n%s" % (
+        return "line from %s,%s,%s to %s,%s,%s with extrusion ratio %s and feedrate %s\n%s" % (
                 self.prev_gcline.x,
                 self.prev_gcline.y,
                 self.prev_gcline.z,
@@ -338,18 +338,18 @@ class gcThreadRenderer(threading.Thread):
         threading.Thread.__init__(self)
         self.gcview = gcview
         self.lines = lines
-        print "q init"
+        print("q init")
 
     def run(self):
         for line in self.lines:
             layer_name = line.z
             if line.z not in self.gcview.layers:
                 self.gcview.layers[line.z] = pyglet.graphics.Batch()
-                self.gcview.layerlist = self.gcview.layers.keys()
+                self.gcview.layerlist = list(self.gcview.layers.keys())
                 self.gcview.layerlist.sort()
             self.gcview.layers[line.z].add(2, GL_LINES, None, ("v3f", line.glline()), ("c3B", line.glcolor(self.gcview.upper_limit, self.gcview.lower_limit, self.gcview.max_feedrate)))
         self.gcview.t2 = time.time()
-        print "Rendered lines in %fs" % (self.gcview.t2-self.gcview.t1)
+        print("Rendered lines in %fs" % (self.gcview.t2-self.gcview.t1))
 
 class gcview(object):
     """gcode visualiser
@@ -358,7 +358,7 @@ class gcview(object):
     def __init__(self, lines, batch, w = 0.5, h = 0.5):
         if len(lines) == 0:
             return
-        print "Loading %s lines" % (len(lines))
+        print("Loading %s lines" % (len(lines)))
         #End pos of previous mode
         self.prev = gcpoint()
         # Correction for G92 moves
@@ -369,7 +369,7 @@ class gcview(object):
         lines = [self.transform(i) for i in lines]
         lines = [i for i in lines if i is not None]
         self.t1 = time.time()
-        print "transformed %s lines in %fs" % (len(lines), self.t1- self.t0)
+        print("transformed %s lines in %fs" % (len(lines), self.t1- self.t0))
         self.upper_limit = 0
         self.lower_limit = None
         self.max_feedrate = 0
@@ -472,8 +472,8 @@ def trackball(p1x, p1y, p2x, p2y, r):
     p2 = [p2x, p2y, project_to_sphere(TRACKBALLSIZE, p2x, p2y)]
     a = stltool.cross(p2, p1)
 
-    d = map(lambda x, y: x - y, p1, p2)
-    t = math.sqrt(sum(map(lambda x: x * x, d))) / (2.0 * TRACKBALLSIZE)
+    d = list(map(lambda x, y: x - y, p1, p2))
+    t = math.sqrt(sum([x * x for x in d])) / (2.0 * TRACKBALLSIZE)
 
     if (t > 1.0):
         t = 1.0
@@ -490,9 +490,9 @@ def vec(*args):
 
 def axis_to_quat(a, phi):
     #print a, phi
-    lena = math.sqrt(sum(map(lambda x: x * x, a)))
-    q = map(lambda x: x * (1 / lena), a)
-    q = map(lambda x: x * math.sin(phi / 2.0), q)
+    lena = math.sqrt(sum([x * x for x in a]))
+    q = [x * (1 / lena) for x in a]
+    q = [x * math.sin(phi / 2.0) for x in q]
     q.append(math.cos(phi / 2.0))
     return q
 
@@ -559,10 +559,10 @@ class TestGlPanel(GLPanel):
     def double(self, event):
         p = event.GetPositionTuple()
         sz = self.GetClientSize()
-        v = map(lambda m, w, b: b * m / w, p, sz, self.bedsize)
+        v = list(map(lambda m, w, b: b * m / w, p, sz, self.bedsize))
         v[1] = self.bedsize[1] - v[1]
         v += [300]
-        print v
+        print(v)
         self.add_file("../prusa/metric-prusa/x-end-idler.stl", v)
 
     def forceresize(self):
@@ -654,7 +654,7 @@ class TestGlPanel(GLPanel):
                 p1[1] *= -1
                 p2[1] *= -1
 
-                self.transv = map(lambda x, y, z, c: c - self.dist * (x - y) / z,  list(p1) + [0],  list(p2) + [0],  list(sz) + [1],  self.transv)
+                self.transv = list(map(lambda x, y, z, c: c - self.dist * (x - y) / z,  list(p1) + [0],  list(p2) + [0],  list(sz) + [1],  self.transv))
 
                 glLoadIdentity()
                 glTranslatef(self.transv[0], self.transv[1], 0)
@@ -668,7 +668,7 @@ class TestGlPanel(GLPanel):
             #mouse is moving without a button press
             p = event.GetPositionTuple()
             sz = self.GetClientSize()
-            v = map(lambda m, w, b: b * m / w, p, sz, self.bedsize)
+            v = list(map(lambda m, w, b: b * m / w, p, sz, self.bedsize))
             v[1] = self.bedsize[1] - v[1]
             self.mousepos = v
 
@@ -720,7 +720,7 @@ class TestGlPanel(GLPanel):
     def keypress(self, event):
         """gets keypress events and moves/rotates acive shape"""
         keycode = event.GetKeyCode()
-        print keycode
+        print(keycode)
         step = 5
         angle = 18
         if event.ControlDown():
@@ -815,14 +815,14 @@ class TestGlPanel(GLPanel):
         rows = 10
         cols = 10
         zheight = 50
-        for i in xrange(-rows, rows + 1):
+        for i in range(-rows, rows + 1):
             if i % 5 == 0:
                 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.6, 0.6, 0.6, 1))
             else:
                 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.2, 0.2, 0.2, 1))
             glVertex3f(10 * -cols, 10 * i, 0)
             glVertex3f(10 * cols, 10 * i, 0)
-        for i in xrange(-cols, cols + 1):
+        for i in range(-cols, cols + 1):
             if i % 5 == 0:
                 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.6, 0.6, 0.6, 1))
             else:
@@ -872,7 +872,7 @@ class TestGlPanel(GLPanel):
         glHint (GL_LINE_SMOOTH_HINT, GL_NICEST)
         glLineWidth (1.5)
 
-        for i in self.parent.models.values():
+        for i in list(self.parent.models.values()):
             glPushMatrix()
             glTranslatef(*(i.offsets))
             glRotatef(i.rot, 0.0, 0.0, 1.0)

printrun/graph.py

@@ -17,7 +17,7 @@
 
 import wx, random
 
-from bufferedcanvas import *
+from .bufferedcanvas import *
 
 class Graph(BufferedCanvas):
     '''A class to show a Graph with Pronterface.'''
@@ -110,7 +110,7 @@ class Graph(BufferedCanvas):
         for y in range(self.ybars):
             y_pos = y*(float(self.height)/self.ybars)
             dc.DrawLine(0, y_pos, self.width, y_pos)
-            gc.DrawText(unicode(int(self.maxyvalue - (y * (self.maxyvalue/self.ybars)))), 1, y_pos - (font.GetPointSize() / 2))
+            gc.DrawText(str(int(self.maxyvalue - (y * (self.maxyvalue/self.ybars)))), 1, y_pos - (font.GetPointSize() / 2))
 
         if self.timer.IsRunning() == False:
             font = wx.Font(14, wx.DEFAULT, wx.NORMAL, wx.BOLD)

printrun/gui.py

@@ -16,7 +16,7 @@
 try:
     import wx
 except:
-    print _("WX is not installed. This program requires WX to run.")
+    print(_("WX is not installed. This program requires WX to run."))
     raise
 
 global buttonSize
@@ -88,13 +88,13 @@ class LeftPane(wx.GridBagSizer):
         root.monitorbox.Bind(wx.EVT_CHECKBOX, root.setmonitor)
 
         self.Add(wx.StaticText(root.panel,-1, _("Heat:")), pos = (2, 0), span = (1, 1), flag = wx.ALIGN_CENTER_VERTICAL|wx.ALIGN_RIGHT)
-        htemp_choices = [root.temps[i]+" ("+i+")" for i in sorted(root.temps.keys(), key = lambda x:root.temps[x])]
+        htemp_choices = [root.temps[i]+" ("+i+")" for i in sorted(list(root.temps.keys()), key = lambda x:root.temps[x])]
 
         root.settoff = make_button(root.panel, _("Off"), lambda e: root.do_settemp("off"), _("Switch Hotend Off"), size = (36,-1), style = wx.BU_EXACTFIT)
         root.printerControls.append(root.settoff)
         self.Add(root.settoff, pos = (2, 1), span = (1, 1))
 
-        if root.settings.last_temperature not in map(float, root.temps.values()):
+        if root.settings.last_temperature not in list(map(float, list(root.temps.values()))):
             htemp_choices = [str(root.settings.last_temperature)] + htemp_choices
         root.htemp = wx.ComboBox(root.panel, -1,
                 choices = htemp_choices, style = wx.CB_DROPDOWN, size = (70,-1))
@@ -107,13 +107,13 @@ class LeftPane(wx.GridBagSizer):
         self.Add(root.settbtn, pos = (2, 4), span = (1, 1))
 
         self.Add(wx.StaticText(root.panel,-1, _("Bed:")), pos = (3, 0), span = (1, 1), flag = wx.ALIGN_CENTER_VERTICAL|wx.ALIGN_RIGHT)
-        btemp_choices = [root.bedtemps[i]+" ("+i+")" for i in sorted(root.bedtemps.keys(), key = lambda x:root.temps[x])]
+        btemp_choices = [root.bedtemps[i]+" ("+i+")" for i in sorted(list(root.bedtemps.keys()), key = lambda x:root.temps[x])]
 
         root.setboff = make_button(root.panel, _("Off"), lambda e:root.do_bedtemp("off"), _("Switch Heated Bed Off"), size = (36,-1), style = wx.BU_EXACTFIT)
         root.printerControls.append(root.setboff)
         self.Add(root.setboff, pos = (3, 1), span = (1, 1))
 
-        if root.settings.last_bed_temperature not in map(float, root.bedtemps.values()):
+        if root.settings.last_bed_temperature not in list(map(float, list(root.bedtemps.values()))):
             btemp_choices = [str(root.settings.last_bed_temperature)] + btemp_choices
         root.btemp = wx.ComboBox(root.panel, -1,
                 choices = btemp_choices, style = wx.CB_DROPDOWN, size = (70,-1))
@@ -207,7 +207,7 @@ class LogPane(wx.BoxSizer):
         root.commandbox.SetToolTip(wx.ToolTip("Send commands to printer\n(Type 'help' for simple\nhelp function)"))
         root.commandbox.Bind(wx.EVT_TEXT_ENTER, root.sendline)
         root.commandbox.Bind(wx.EVT_CHAR, root.cbkey)
-        root.commandbox.history = [u""]
+        root.commandbox.history = [""]
         root.commandbox.histindex = 1
         #root.printerControls.append(root.commandbox)
         lbrs.Add(root.commandbox, 1)

printrun/gviz.py

@@ -15,7 +15,7 @@
 import wx, time
 from printrun import gcoder
 
-from printrun_utils import imagefile
+from .printrun_utils import imagefile
 
 ID_ABOUT = 101
 ID_EXIT = 110
@@ -149,7 +149,7 @@ class gviz(wx.Panel):
         self.arcpen = wx.Pen(wx.Colour(255, 0, 0), penwidth)
         self.travelpen = wx.Pen(wx.Colour(10, 80, 80), penwidth)
         self.hlpen = wx.Pen(wx.Colour(200, 50, 50), penwidth)
-        self.fades = [wx.Pen(wx.Colour(250-0.6**i*100, 250-0.6**i*100, 200-0.4**i*50), penwidth) for i in xrange(6)]
+        self.fades = [wx.Pen(wx.Colour(250-0.6**i*100, 250-0.6**i*100, 200-0.4**i*50), penwidth) for i in range(6)]
         self.penslist = [self.mainpen, self.travelpen, self.hlpen]+self.fades
         self.showall = 0
         self.hilight = []
@@ -159,8 +159,8 @@ class gviz(wx.Panel):
 
     def inject(self):
         #import pdb; pdb.set_trace()
-        print"Inject code here..."
-        print  "Layer "+str(self.layerindex +1)+" - Z = "+str(self.layers[self.layerindex])+" mm"
+        print("Inject code here...")
+        print("Layer "+str(self.layerindex +1)+" - Z = "+str(self.layers[self.layerindex])+" mm")
 
     def clear(self):
         self.lastpos = [0, 0, 0, 0, 0, 0, 0]
@@ -233,9 +233,9 @@ class gviz(wx.Panel):
         dc.SetPen(wx.Pen(wx.Colour(180, 180, 150)))
         for grid_unit in self.grid:
             if grid_unit > 0:
-                for x in xrange(int(self.build_dimensions[0]/grid_unit)+1):
+                for x in range(int(self.build_dimensions[0]/grid_unit)+1):
                     dc.DrawLine(self.translate[0]+x*self.scale[0]*grid_unit, self.translate[1], self.translate[0]+x*self.scale[0]*grid_unit, self.translate[1]+self.scale[1]*self.build_dimensions[1])
-                for y in xrange(int(self.build_dimensions[1]/grid_unit)+1):
+                for y in range(int(self.build_dimensions[1]/grid_unit)+1):
                     dc.DrawLine(self.translate[0], self.translate[1]+y*self.scale[1]*grid_unit, self.translate[0]+self.scale[0]*self.build_dimensions[0], self.translate[1]+y*self.scale[1]*grid_unit)
             dc.SetPen(wx.Pen(wx.Colour(0, 0, 0)))
         if not self.showall:
@@ -251,7 +251,7 @@ class gviz(wx.Panel):
                         self.scale[1]*x[1]+self.translate[1],
                         self.scale[0]*x[2]+self.translate[0],
                         self.scale[1]*x[3]+self.translate[1],)
-            scaled_lines = map(_scaler, lines)
+            scaled_lines = list(map(_scaler, lines))
             dc.DrawLineList(scaled_lines, pens)
 
         def _drawarcs(arcs, pens):
@@ -262,7 +262,7 @@ class gviz(wx.Panel):
                         self.scale[1]*x[3]+self.translate[1],
                         self.scale[0]*x[4]+self.translate[0],
                         self.scale[1]*x[5]+self.translate[1],)
-            scaled_arcs = map(_scaler, arcs)
+            scaled_arcs = list(map(_scaler, arcs))
             for i in range(len(scaled_arcs)):
                 dc.SetPen(pens[i] if type(pens).__name__ == 'list' else pens)
                 dc.SetBrush(wx.TRANSPARENT_BRUSH)
@@ -275,8 +275,8 @@ class gviz(wx.Panel):
                 _drawlines(self.lines[i], self.pens[i])
                 _drawarcs(self.arcs[i], self.arcpens[i])
             return
-        if self.layerindex<len(self.layers) and self.layers[self.layerindex] in self.lines.keys():
-            for layer_i in xrange(max(0, self.layerindex-6), self.layerindex):
+        if self.layerindex<len(self.layers) and self.layers[self.layerindex] in list(self.lines.keys()):
+            for layer_i in range(max(0, self.layerindex-6), self.layerindex):
                 #print i, self.layerindex, self.layerindex-i
                 _drawlines(self.lines[self.layers[layer_i]], self.fades[self.layerindex-layer_i-1])
                 _drawarcs(self.arcs[self.layers[layer_i]], self.fades[self.layerindex-layer_i-1])

printrun/printrun_utils.py

@@ -20,11 +20,11 @@ import gettext
 # searching for installed locales on /usr/share; uses relative folder if not found (windows)
 def install_locale(domain):
     if os.path.exists('/usr/share/pronterface/locale'):
-        gettext.install(domain, '/usr/share/pronterface/locale', unicode = 1)
+        gettext.install(domain, '/usr/share/pronterface/locale')
     elif os.path.exists('/usr/local/share/pronterface/locale'):
-        gettext.install(domain, '/usr/local/share/pronterface/locale', unicode = 1)
+        gettext.install(domain, '/usr/local/share/pronterface/locale')
     else:
-        gettext.install(domain, './locale', unicode = 1)
+        gettext.install(domain, './locale')
 
 def imagefile(filename):
     for prefix in ['/usr/local/share/pronterface/images', '/usr/share/pronterface/images']:

printrun/projectlayer.py

@@ -55,7 +55,7 @@ class dispframe(wx.Frame):
             if self.slicer == 'Skeinforge':
                 for i in image:
                     #print i
-                    points = [wx.Point(*map(lambda x:int(round(float(x) * self.scale)), j.strip().split())) for j in i.strip().split("M")[1].split("L")]
+                    points = [wx.Point(*[int(round(float(x) * self.scale)) for x in j.strip().split()]) for j in i.strip().split("M")[1].split("L")]
                     dc.DrawPolygon(points, self.size[0] / 2, self.size[1] / 2)
             elif self.slicer == 'Slic3r':
                 gc = wx.GraphicsContext_Create(dc)
@@ -90,12 +90,12 @@ class dispframe(wx.Frame):
         if self.index < len(self.layers):
             i = self.index
 
-            print i
+            print(i)
             wx.CallAfter(self.showimgdelay, self.layers[i])
             wx.FutureCall(1000 * self.interval, self.pic.Hide)
             self.index += 1
         else:
-            print "end"
+            print("end")
             wx.CallAfter(self.pic.Hide)
             wx.CallAfter(self.Refresh)
             wx.CallAfter(self.ShowFullScreen, 0)
@@ -228,8 +228,8 @@ class setframe(wx.Frame):
                 layers = self.parsesvg(name)
                 layerHeight = layers[1]
                 self.thickness.SetValue(str(layers[1]))
-            print "Layer thickness detected:", layerHeight, "mm"
-            print len(layers[0]), "layers found, total height", layerHeight * len(layers[0]), "mm"
+            print("Layer thickness detected:", layerHeight, "mm")
+            print(len(layers[0]), "layers found, total height", layerHeight * len(layers[0]), "mm")
             self.layers = layers
             self.f.slicer = layers[2]
         dlg.Destroy()

printrun/pronterface_widgets.py

@@ -146,7 +146,7 @@ class options(wx.Dialog):
         topsizer.Layout()
         topsizer.Fit(self)
         if self.ShowModal() == wx.ID_OK:
-            for k, v in pronterface.settings._all_settings().items():
+            for k, v in list(pronterface.settings._all_settings().items()):
                 if ctrls[k, 1].GetValue() != str(v):
                     pronterface.set(k, str(ctrls[k, 1].GetValue()))
         self.Destroy()
@@ -185,9 +185,9 @@ class ButtonEdit(wx.Dialog):
         try:
             if macro == "":
                 valid = True
-            elif self.pronterface.macros.has_key(macro):
+            elif macro in self.pronterface.macros:
                 valid = True
-            elif hasattr(self.pronterface.__class__, u"do_"+macro):
+            elif hasattr(self.pronterface.__class__, "do_"+macro):
                 valid = False
             elif len([c for c in macro if not c.isalnum() and c != "_"]):
                 valid = False
@@ -196,7 +196,7 @@ class ButtonEdit(wx.Dialog):
         except:
             if macro == "":
                 valid = True
-            elif self.pronterface.macros.has_key(macro):
+            elif macro in self.pronterface.macros:
                 valid = True
             elif len([c for c in macro if not c.isalnum() and c != "_"]):
                 valid = False

printrun/stltool.py

@@ -22,10 +22,10 @@ def genfacet(v):
     veca = [v[1][0]-v[0][0], v[1][1]-v[0][1], v[1][2]-v[0][2]]
     vecb = [v[2][0]-v[1][0], v[2][1]-v[1][1], v[2][2]-v[1][2]]
     vecx = cross(veca, vecb)
-    vlen = math.sqrt(sum(map(lambda x:x*x, vecx)))
+    vlen = math.sqrt(sum([x*x for x in vecx]))
     if vlen == 0:
         vlen = 1
-    normal = map(lambda x:x/vlen, vecx)
+    normal = [x/vlen for x in vecx]
     return [normal, v]
 
 I = [
@@ -36,16 +36,16 @@ I = [
 ]
 
 def transpose(matrix):
-    return zip(*matrix)
+    return list(zip(*matrix))
     #return [[v[i] for v in matrix] for i in xrange(len(matrix[0]))]
 
 def multmatrix(vector, matrix):
-    return map(sum, transpose(map(lambda x:[x[0]*p for p in x[1]], zip(vector, transpose(matrix)))))
+    return list(map(sum, transpose([[x[0]*p for p in x[1]] for x in zip(vector, transpose(matrix))])))
 
 def applymatrix(facet, matrix = I):
     #return facet
     #return [map(lambda x:-1.0*x, multmatrix(facet[0]+[1], matrix)[:3]), map(lambda x:multmatrix(x+[1], matrix)[:3], facet[1])]
-    return genfacet(map(lambda x:multmatrix(x+[1], matrix)[:3], facet[1]))
+    return genfacet([multmatrix(x+[1], matrix)[:3] for x in facet[1]])
 
 f = [[0, 0, 0],[[-3.022642, 0.642482, -9.510565],[-3.022642, 0.642482, -9.510565],[-3.022642, 0.642482, -9.510565]]]
 m = [
@@ -104,7 +104,7 @@ class stl:
             return
         self.f = list(open(filename))
         if not self.f[0].startswith("solid"):
-            print "Not an ascii stl solid - attempting to parse as binary"
+            print("Not an ascii stl solid - attempting to parse as binary")
             f = open(filename, "rb")
             buf = f.read(84)
             while(len(buf)<84):
@@ -114,7 +114,7 @@ class stl:
                 buf+=newdata
             facetcount = struct.unpack_from("<I", buf, 80)
             facetformat = struct.Struct("<ffffffffffffH")
-            for i in xrange(facetcount[0]):
+            for i in range(facetcount[0]):
                 buf = f.read(50)
                 while(len(buf)<50):
                     newdata = f.read(50-len(buf))
@@ -126,8 +126,8 @@ class stl:
                 self.facet = [fd[:3],[fd[3:6], fd[6:9], fd[9:12]]]
                 self.facets+=[self.facet]
                 facet = self.facet
-                self.facetsminz+=[(min(map(lambda x:x[2], facet[1])), facet)]
-                self.facetsmaxz+=[(max(map(lambda x:x[2], facet[1])), facet)]
+                self.facetsminz+=[(min([x[2] for x in facet[1]]), facet)]
+                self.facetsmaxz+=[(max([x[2] for x in facet[1]]), facet)]
             f.close()
             return
         for i in self.f:
@@ -187,8 +187,8 @@ class stl:
         s.facetloc = 0
         s.name = self.name
         for facet in s.facets:
-            s.facetsminz+=[(min(map(lambda x:x[2], facet[1])), facet)]
-            s.facetsmaxz+=[(max(map(lambda x:x[2], facet[1])), facet)]
+            s.facetsminz+=[(min([x[2] for x in facet[1]]), facet)]
+            s.facetsmaxz+=[(max([x[2] for x in facet[1]]), facet)]
         return s
 
     def export(self, f = sys.stdout):
@@ -218,21 +218,21 @@ class stl:
             self.infacet = 11
             self.facetloc = 0
             self.facet = [[0, 0, 0],[[0, 0, 0],[0, 0, 0],[0, 0, 0]]]
-            self.facet[0]=map(float, l.split()[2:])
+            self.facet[0]=list(map(float, l.split()[2:]))
         elif l.startswith("endfacet"):
             self.infacet = 0
             self.facets+=[self.facet]
             facet = self.facet
-            self.facetsminz+=[(min(map(lambda x:x[2], facet[1])), facet)]
-            self.facetsmaxz+=[(max(map(lambda x:x[2], facet[1])), facet)]
+            self.facetsminz+=[(min([x[2] for x in facet[1]]), facet)]
+            self.facetsmaxz+=[(max([x[2] for x in facet[1]]), facet)]
         elif l.startswith("vertex"):
             l = l.replace(", ",".")
-            self.facet[1][self.facetloc]=map(float, l.split()[1:])
+            self.facet[1][self.facetloc]=list(map(float, l.split()[1:]))
             self.facetloc+=1
         return 1
 if __name__ == "__main__":
     s = stl("../../Downloads/frame-vertex-neo-foot-x4.stl")
-    for i in xrange(11, 11):
+    for i in range(11, 11):
         working = s.facets[:]
         for j in reversed(sorted(s.facetsminz)):
             if(j[0]>i):
@@ -245,6 +245,6 @@ if __name__ == "__main__":
             else:
                 break
 
-        print i, len(working)
+        print(i, len(working))
     emitstl("../../Downloads/frame-vertex-neo-foot-x4-a.stl", s.facets, "emitted_object")
 #stl("../prusamendel/stl/mendelplate.stl")

printrun/stlview.py

@@ -17,7 +17,7 @@
 
 import os
 import math
-import stltool
+from . import stltool
 import wx
 from wx import glcanvas
 import time
@@ -215,7 +215,7 @@ class stlview(object):
                 normals.extend(i[0])
 
         # Create a list of triangle indices.
-        indices = range(3 * len(facets))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
+        indices = list(range(3 * len(facets)))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
         #print indices[:10]
         self.vertex_list = batch.add_indexed(len(vertices) // 3,
                                              GL_TRIANGLES,
@@ -244,7 +244,7 @@ class gcview(object):
         t0 = time.time()
         lines = [self.transform(i) for i in lines]
         lines = [i for i in lines if i is not None]
-        print "transformed lines in %fs" % (time.time() - t0)
+        print("transformed lines in %fs" % (time.time() - t0))
         t0 = time.time()
         layertemp = {}
         lasth = None
@@ -258,7 +258,7 @@ class gcview(object):
                 if lasth is not None:
                     self.layers[lasth] = pyglet.graphics.Batch()
                     lt = layertemp[lasth][0]
-                    indices = range(len(layertemp[lasth][0]) // 3)  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
+                    indices = list(range(len(layertemp[lasth][0]) // 3))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
                     self.vlists.append(self.layers[lasth].add_indexed(len(layertemp[lasth][0]) // 3,
                                              GL_TRIANGLES,
                                              None,  # group,
@@ -277,26 +277,26 @@ class gcview(object):
                     epoints[j],
                     spoints[(j + 1) % 8],
                     epoints[(j + 1) % 8]
-                ] for j in xrange(8)]
-            normalstoadd = [map(vdiff, v, [S, E, S, E, S, E]) for v in verticestoadd]
+                ] for j in range(8)]
+            normalstoadd = [list(map(vdiff, v, [S, E, S, E, S, E])) for v in verticestoadd]
             v1 = []
-            map(v1.extend, verticestoadd)
+            list(map(v1.extend, verticestoadd))
             v2 = []
-            map(v2.extend, v1)
+            list(map(v2.extend, v1))
             n1 = []
-            map(n1.extend, normalstoadd)
+            list(map(n1.extend, normalstoadd))
             n2 = []
-            map(n2.extend, n1)
+            list(map(n2.extend, n1))
 
             layertemp[i[0][2]][0] += v2
             vertices += v2
             layertemp[i[0][2]][1] += n2
             normals += n2
-        print "appended lines in %fs" % (time.time() - t0)
+        print("appended lines in %fs" % (time.time() - t0))
         t0 = time.time()
 
         # Create a list of triangle indices.
-        indices = range(3 * 16 * len(lines))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
+        indices = list(range(3 * 16 * len(lines)))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
         self.vlists.append(batch.add_indexed(len(vertices) // 3,
                                              GL_TRIANGLES,
                                              None,  # group,
@@ -305,7 +305,7 @@ class gcview(object):
                                              ('n3f/static', normals)))
         if lasth is not None:
             self.layers[lasth] = pyglet.graphics.Batch()
-            indices = range(len(layertemp[lasth][0]))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
+            indices = list(range(len(layertemp[lasth][0])))  # [[3*i, 3*i+1, 3*i+2] for i in xrange(len(facets))]
             self.vlists.append(self.layers[lasth].add_indexed(len(layertemp[lasth][0]) // 3,
                                      GL_TRIANGLES,
                                      None,  # group,
@@ -316,8 +316,8 @@ class gcview(object):
     def genline(self, i, h, w):
         S = i[0][:3]
         E = i[1][:3]
-        v = map(lambda x, y: x - y, E, S)
-        vlen = math.sqrt(float(sum(map(lambda a: a * a, v[:3]))))
+        v = list(map(lambda x, y: x - y, E, S))
+        vlen = math.sqrt(float(sum([a * a for a in v[:3]])))
 
         if vlen == 0:
             vlen = 0.01
@@ -336,23 +336,23 @@ class gcview(object):
                 [sq2 * d, -sq2 * d, 0]
             ]
         axis = stltool.cross([0, 0, 1], v)
-        alen = math.sqrt(float(sum(map(lambda a: a * a, v[:3]))))
+        alen = math.sqrt(float(sum([a * a for a in v[:3]])))
         if alen > 0:
-            axis = map(lambda m: m / alen, axis)
+            axis = [m / alen for m in axis]
             angle = math.acos(v[2] / vlen)
 
             def vrot(v, axis, angle):
                 kxv = stltool.cross(axis, v)
                 kdv = sum(map(lambda x, y: x * y, axis, v))
-                return map(lambda x, y, z: x * math.cos(angle) + y * math.sin(angle) + z * kdv * (1.0 - math.cos(angle)), v, kxv, axis)
+                return list(map(lambda x, y, z: x * math.cos(angle) + y * math.sin(angle) + z * kdv * (1.0 - math.cos(angle)), v, kxv, axis))
 
-            points = map(lambda x: vrot(x, axis, angle), points)
-        points = map(lambda x: [x[0], x[1], htw * x[2]], points)
+            points = [vrot(x, axis, angle) for x in points]
+        points = [[x[0], x[1], htw * x[2]] for x in points]
 
         def vadd(v, o):
-            return map(sum, zip(v, o))
-        spoints = map(lambda x: vadd(S, x), points)
-        epoints = map(lambda x: vadd(E, x), points)
+            return list(map(sum, list(zip(v, o))))
+        spoints = [vadd(S, x) for x in points]
+        epoints = [vadd(E, x) for x in points]
         return spoints, epoints, S, E
 
     def transform(self, line):
@@ -399,8 +399,8 @@ def trackball(p1x, p1y, p2x, p2y, r):
     p2 = [p2x, p2y, project_to_sphere(TRACKBALLSIZE, p2x, p2y)]
     a = stltool.cross(p2, p1)
 
-    d = map(lambda x, y: x - y, p1, p2)
-    t = math.sqrt(sum(map(lambda x: x * x, d))) / (2.0 * TRACKBALLSIZE)
+    d = list(map(lambda x, y: x - y, p1, p2))
+    t = math.sqrt(sum([x * x for x in d])) / (2.0 * TRACKBALLSIZE)
 
     if (t > 1.0):
         t = 1.0
@@ -417,9 +417,9 @@ def vec(*args):
 
 def axis_to_quat(a, phi):
     #print a, phi
-    lena = math.sqrt(sum(map(lambda x: x * x, a)))
-    q = map(lambda x: x * (1 / lena), a)
-    q = map(lambda x: x * math.sin(phi / 2.0), q)
+    lena = math.sqrt(sum([x * x for x in a]))
+    q = [x * (1 / lena) for x in a]
+    q = [x * math.sin(phi / 2.0) for x in q]
     q.append(math.cos(phi / 2.0))
     return q
 
@@ -486,11 +486,11 @@ class TestGlPanel(GLPanel):
     def double(self, event):
         p = event.GetPositionTuple()
         sz = self.GetClientSize()
-        v = map(lambda m, w, b: b * m / w, p, sz, self.bedsize)
+        v = list(map(lambda m, w, b: b * m / w, p, sz, self.bedsize))
         v[1] = self.bedsize[1] - v[1]
         v += [300]
-        print "Double-click at "+str(v)+" in "
-        print self
+        print("Double-click at "+str(v)+" in ")
+        print(self)
 
     def forceresize(self):
         self.SetClientSize((self.GetClientSize()[0], self.GetClientSize()[1] + 1))
@@ -581,7 +581,7 @@ class TestGlPanel(GLPanel):
                 p1[1] *= -1
                 p2[1] *= -1
 
-                self.transv = map(lambda x, y, z, c: c - self.dist * (x - y) / z,  list(p1) + [0],  list(p2) + [0],  list(sz) + [1],  self.transv)
+                self.transv = list(map(lambda x, y, z, c: c - self.dist * (x - y) / z,  list(p1) + [0],  list(p2) + [0],  list(sz) + [1],  self.transv))
 
                 glLoadIdentity()
                 glTranslatef(self.transv[0], self.transv[1], 0)
@@ -595,7 +595,7 @@ class TestGlPanel(GLPanel):
             #mouse is moving without a button press
             p = event.GetPositionTuple()
             sz = self.GetClientSize()
-            v = map(lambda m, w, b: b * m / w, p, sz, self.bedsize)
+            v = list(map(lambda m, w, b: b * m / w, p, sz, self.bedsize))
             v[1] = self.bedsize[1] - v[1]
             self.mousepos = v
 
@@ -647,7 +647,7 @@ class TestGlPanel(GLPanel):
     def keypress(self, event):
         """gets keypress events and moves/rotates acive shape"""
         keycode = event.GetKeyCode()
-        print keycode
+        print(keycode)
         step = 5
         angle = 18
         if event.ControlDown():
@@ -742,14 +742,14 @@ class TestGlPanel(GLPanel):
         rows = 10
         cols = 10
         zheight = 50
-        for i in xrange(-rows, rows + 1):
+        for i in range(-rows, rows + 1):
             if i % 5 == 0:
                 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.6, 0.6, 0.6, 1))
             else:
                 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.2, 0.2, 0.2, 1))
             glVertex3f(10 * -cols, 10 * i, 0)
             glVertex3f(10 * cols, 10 * i, 0)
-        for i in xrange(-cols, cols + 1):
+        for i in range(-cols, cols + 1):
             if i % 5 == 0:
                 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.6, 0.6, 0.6, 1))
             else:
@@ -794,7 +794,7 @@ class TestGlPanel(GLPanel):
         glPushMatrix()
         glTranslatef(-100, -100, 0)
 
-        for i in self.parent.models.values():
+        for i in list(self.parent.models.values()):
             glPushMatrix()
             glTranslatef(*(i.offsets))
             glRotatef(i.rot, 0.0, 0.0, 1.0)
@@ -803,7 +803,7 @@ class TestGlPanel(GLPanel):
             try:
                 if i.curlayer in i.gc.layers:
                     glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.13, 0.37, 0.25, 1))
-                    [i.gc.layers[j].draw() for j in i.gc.layers.keys() if j < i.curlayer]
+                    [i.gc.layers[j].draw() for j in list(i.gc.layers.keys()) if j < i.curlayer]
                     glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, vec(0.5, 0.6, 0.9, 1))
                     b = i.gc.layers[i.curlayer]
                     b.draw()
@@ -879,4 +879,4 @@ def main():
 
 if __name__ == "__main__":
     import cProfile
-    print cProfile.run("main()")
+    print(cProfile.run("main()"))

printrun/svg/attributes.py

@@ -16,12 +16,12 @@
 """
     Parsers for specific attributes
 """
-import urlparse
+import urllib.parse
 from pyparsing import (Literal,
     Optional, oneOf, Group, StringEnd, Combine, Word, alphas, hexnums,
     CaselessLiteral, SkipTo
 )
-from css.colour import colourValue
+from .css.colour import colourValue
 import string
 
 ##Paint values
@@ -30,7 +30,7 @@ currentColor = CaselessLiteral("currentColor").setParseAction(lambda t: ["CURREN
 
 def parsePossibleURL(t):
     possibleURL, fallback = t[0]
-    return [urlparse.urlsplit(possibleURL), fallback]
+    return [urllib.parse.urlsplit(possibleURL), fallback]
 
 #Normal color declaration
 colorDeclaration = none | currentColor | colourValue

printrun/svg/css/__init__.py

@@ -13,6 +13,6 @@
 # You should have received a copy of the GNU General Public License
 # along with Printrun.  If not, see <http://www.gnu.org/licenses/>.
 
-from __future__ import absolute_import
+
 from .transform import transformList
 from .inline import inlineStyle

printrun/svg/css/colour.py

@@ -24,7 +24,7 @@
 """
 import wx
 import string
-import urlparse
+import urllib.parse
 from pyparsing import nums, Literal, Optional, oneOf, Group, StringEnd, Combine, Word, alphas, hexnums
 from ..pathdata import number, sign
 
@@ -294,5 +294,5 @@ def fillCSS2SystemColours():
     }
     NamedColours.update(
         #strip the alpha from the system colors. Is this really what we want to do?
-        (k.lower(), wx.SystemSettings.GetColour(v)[:3]) for (k,v) in systemColors.iteritems()
+        (k.lower(), wx.SystemSettings.GetColour(v)[:3]) for (k,v) in systemColors.items()
     )

printrun/svg/css/identifier.py

@@ -27,11 +27,11 @@ class White(White):
 escaped = (
     Literal("\\").suppress() +
     #chr(20)-chr(126) + chr(128)-unichr(sys.maxunicode)
-    Regex(u"[\u0020-\u007e\u0080-\uffff]", re.IGNORECASE)
+    Regex("[\u0020-\u007e\u0080-\uffff]", re.IGNORECASE)
 )
 
 def convertToUnicode(t):
-    return unichr(int(t[0], 16))
+    return chr(int(t[0], 16))
 hex_unicode = (
     Literal("\\").suppress() +
     Regex("[0-9a-f]{1,6}", re.IGNORECASE) +
@@ -42,11 +42,11 @@ hex_unicode = (
 escape = hex_unicode | escaped
 
 #any unicode literal outside the 0-127 ascii range
-nonascii = Regex(u"[^\u0000-\u007f]")
+nonascii = Regex("[^\u0000-\u007f]")
 
 #single character for starting an identifier.
-nmstart = Regex(u"[A-Z]", re.IGNORECASE) | nonascii | escape
+nmstart = Regex("[A-Z]", re.IGNORECASE) | nonascii | escape
 
-nmchar = Regex(u"[0-9A-Z-]", re.IGNORECASE) | nonascii | escape
+nmchar = Regex("[0-9A-Z-]", re.IGNORECASE) | nonascii | escape
 
 identifier = Combine(nmstart + ZeroOrMore(nmchar))

printrun/svg/document.py

@@ -18,16 +18,16 @@
 """
 import wx
 
-from cStringIO import StringIO
+from io import StringIO
 import warnings
 import math
 from functools import wraps
 
-import pathdata
-import css
+from . import pathdata
+from . import css
 from svg.css.colour import colourValue
 from svg.css import values
-from attributes import paintValue
+from .attributes import paintValue
 
 document = """<?xml version = "1.0" standalone = "no"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
@@ -60,7 +60,7 @@ def valueToPixels(val, defaultUnits = "px"):
     try:
         val, unit = values.length.parseString(val)
     except ParseException:
-        print "***", val
+        print("***", val)
         raise
     #todo: unit conversion to something other than pixels
     return val
@@ -128,7 +128,7 @@ class SVGDocument(object):
         """
         #copy the current state
         current = dict(self.state)
-        current.update(element.items())
+        current.update(list(element.items()))
         current.update(css.inlineStyle(element.get("style", "")))
         self.stateStack.append(current)
         handler = self.handlers.get(element.tag, lambda *any: (None, None))
@@ -389,10 +389,10 @@ class SVGDocument(object):
                 else:
                     arguments = iter(arguments)
                     if command ==  'm':
-                        yield (command, arguments.next())
+                        yield (command, next(arguments))
                         command = "l"
                     elif command == "M":
-                        yield (command, arguments.next())
+                        yield (command, next(arguments))
                         command = "L"
                     for arg in arguments:
                         yield (command, arg)
@@ -574,9 +574,9 @@ class SVGDocument(object):
             path.AddLineToPoint(normalizePoint(arg))
         elif type == 'C':
             #control1, control2, endpoint = arg
-            control1, control2, endpoint = map(
+            control1, control2, endpoint = list(map(
                 normalizePoint, arg
-            )
+            ))
             self.lastControl = control2
             path.AddCurveToPoint(
                 control1,
@@ -592,9 +592,9 @@ class SVGDocument(object):
 
         elif type == 'S':
             #control2, endpoint = arg
-            control2, endpoint = map(
+            control2, endpoint = list(map(
                 normalizePoint, arg
-            )
+            ))
             if self.lastControl:
                 control1 = reflectPoint(self.lastControl, path.GetCurrentPoint())
             else:
@@ -607,7 +607,7 @@ class SVGDocument(object):
                 endpoint
             )
         elif type == "Q":
-            (cx, cy), (x, y) = map(normalizePoint, arg)
+            (cx, cy), (x, y) = list(map(normalizePoint, arg))
             self.lastControlQ = (cx, cy)
             path.AddQuadCurveToPoint(cx, cy, x, y)
         elif type == "T":

printrun/xybuttons.py

@@ -14,8 +14,8 @@
 # along with Printrun.  If not, see <http://www.gnu.org/licenses/>.
 
 import wx, os, math
-from bufferedcanvas import *
-from printrun_utils import *
+from .bufferedcanvas import *
+from .printrun_utils import *
 
 def sign(n):
     if n < 0: return -1
@@ -138,7 +138,7 @@ class XYButtons(BufferedCanvas):
         return (quadrant, idx)
 
     def mouseOverKeypad(self, mpos):
-        for idx, kpos in XYButtons.keypad_positions.items():
+        for idx, kpos in list(XYButtons.keypad_positions.items()):
             radius = self.distanceToPoint(mpos[0], mpos[1], kpos[0], kpos[1])
             if radius < 9:
                 return idx
@@ -247,7 +247,7 @@ class XYButtons(BufferedCanvas):
             # Draw label overlays
             gc.SetPen(wx.Pen(wx.Colour(255, 255, 255, 128), 1))
             gc.SetBrush(wx.Brush(wx.Colour(255, 255, 255, 128+64)))
-            for idx, kpos in XYButtons.label_overlay_positions.items():
+            for idx, kpos in list(XYButtons.label_overlay_positions.items()):
                 if idx != self.concentric:
                     r = kpos[2]
                     gc.DrawEllipse(kpos[0]-r, kpos[1]-r, r*2, r*2)

printrun/zbuttons.py

@@ -14,8 +14,8 @@
 # along with Printrun.  If not, see <http://www.gnu.org/licenses/>.
 
 import wx, os, math
-from bufferedcanvas import *
-from printrun_utils import *
+from .bufferedcanvas import *
+from .printrun_utils import *
 
 def sign(n):
     if n < 0: return -1
@@ -108,7 +108,7 @@ class ZButtons(BufferedCanvas):
             # Draw label overlays
             gc.SetPen(wx.Pen(wx.Colour(255, 255, 255, 128), 1))
             gc.SetBrush(wx.Brush(wx.Colour(255, 255, 255, 128+64)))
-            for idx, kpos in ZButtons.label_overlay_positions.items():
+            for idx, kpos in list(ZButtons.label_overlay_positions.items()):
                 if kpos and idx != self.range:
                     r = kpos[2]
                     gc.DrawEllipse(ZButtons.center[0]-kpos[0]-r, ZButtons.center[1]-kpos[1]-r, r*2, r*2)

printrun/zscaper.py

@@ -14,7 +14,7 @@
 # along with Printrun.  If not, see <http://www.gnu.org/licenses/>.
 
 import wx, math
-from stltool import *
+from .stltool import *
 a = wx.App()
 
 def genscape(data = [[0, 1, 0, 0],[1, 0, 2, 0],[1, 0, 0, 0],[0, 1, 0, 1]], pscale = 1.0, bheight = 1.0, zscale = 1.0):
@@ -24,7 +24,7 @@ def genscape(data = [[0, 1, 0, 0],[1, 0, 2, 0],[1, 0, 0, 0],[0, 1, 0, 1]], pscal
     #create bottom:
     bmidpoint = (pscale*(datal-1)/2.0, pscale*(datah-1)/2.0)
     #print range(datal), bmidpoint
-    for i in zip(range(datal+1)[:-1], range(datal+1)[1:])[:-1]:
+    for i in zip(list(range(datal+1))[:-1], list(range(datal+1))[1:])[:-1]:
         #print (pscale*i[0], pscale*i[1])
         o.facets+=[[[0, 0,-1],[[0.0, pscale*i[0], 0.0],[0.0, pscale*i[1], 0.0],[bmidpoint[0], bmidpoint[1], 0.0]]]]
         o.facets+=[[[0, 0,-1],[[2.0*bmidpoint[1], pscale*i[1], 0.0],[2.0*bmidpoint[1], pscale*i[0], 0.0],[bmidpoint[0], bmidpoint[1], 0.0]]]]
@@ -35,7 +35,7 @@ def genscape(data = [[0, 1, 0, 0],[1, 0, 2, 0],[1, 0, 0, 0],[0, 1, 0, 1]], pscal
         #print o.facets[-1]
         pass
         #print o.facets[-4:]
-    for i in zip(range(datah+1)[:-1], range(datah+1)[1:])[:-1]:
+    for i in zip(list(range(datah+1))[:-1], list(range(datah+1))[1:])[:-1]:
         #print (pscale*i[0], pscale*i[1])
         o.facets+=[[[0, 0,-1],[[pscale*i[1], 0.0, 0.0],[pscale*i[0], 0.0, 0.0],[bmidpoint[0], bmidpoint[1], 0.0]]]]
         o.facets+=[[[0, 0,-1],[[pscale*i[0], 2.0*bmidpoint[0], 0.0],[pscale*i[1], 2.0*bmidpoint[0], 0.0],[bmidpoint[0], bmidpoint[1], 0.0]]]]
@@ -45,8 +45,8 @@ def genscape(data = [[0, 1, 0, 0],[1, 0, 2, 0],[1, 0, 0, 0],[0, 1, 0, 1]], pscal
         o.facets+=[genfacet([[pscale*i[1], 0.0, 0.0],[pscale*i[0], 0.0, data[0][i[0]]*zscale+bheight],[pscale*i[0], 0.0, 0.0]])]
         o.facets+=[genfacet([[pscale*i[0], 2.0*bmidpoint[0], data[datal-1][i[0]]*zscale+bheight],[pscale*i[1], 2.0*bmidpoint[0], 0.0],[pscale*i[0], 2.0*bmidpoint[0], 0.0]])]
         pass
-    for i in xrange(datah-1):
-        for j in xrange(datal-1):
+    for i in range(datah-1):
+        for j in range(datal-1):
             o.facets+=[genfacet([[pscale*i, pscale*j, data[j][i]*zscale+bheight],[pscale*(i+1), pscale*(j), data[j][i+1]*zscale+bheight],[pscale*(i+1), pscale*(j+1), data[j+1][i+1]*zscale+bheight]])]
             o.facets+=[genfacet([[pscale*(i), pscale*(j+1), data[j+1][i]*zscale+bheight],[pscale*i, pscale*j, data[j][i]*zscale+bheight],[pscale*(i+1), pscale*(j+1), data[j+1][i+1]*zscale+bheight]])]
             #print o.facets[-1]
@@ -55,10 +55,10 @@ def genscape(data = [[0, 1, 0, 0],[1, 0, 2, 0],[1, 0, 0, 0],[0, 1, 0, 1]], pscal
 def zimage(name, out):
     i = wx.Image(name)
     s = i.GetSize()
-    print len(map(ord, i.GetData()[::3]))
-    b = map(ord, i.GetData()[::3])
+    print(len(list(map(ord, i.GetData()[::3]))))
+    b = list(map(ord, i.GetData()[::3]))
     data = []
-    for i in xrange(s[0]):
+    for i in range(s[0]):
         data+=[b[i*s[1]:(i+1)*s[1]]]
     #data = [i[::5] for i in data[::5]]
     emitstl(out, genscape(data, zscale = 0.1).facets, name)

pronserve.py

@@ -21,7 +21,7 @@ import pronsole
 from server import basic_auth
 import random
 import textwrap
-import SocketServer
+import socketserver
 import socket
 import mdns
 import uuid
@@ -133,21 +133,21 @@ class ConstructSocketHandler(tornado.websocket.WebSocketHandler):
   def open(self):
     pronserve.listeners.add(self)
     self.write_message({'connected': {'jobs': pronserve.jobs.public_list()}})
-    print "WebSocket opened. %i sockets currently open." % len(pronserve.listeners)
+    print("WebSocket opened. %i sockets currently open." % len(pronserve.listeners))
 
   def send(self, dict_args = {}, **kwargs):
-    args = dict(dict_args.items() + kwargs.items())
+    args = dict(list(dict_args.items()) + list(kwargs.items()))
     args['timestamp']= time.time()
     self.write_message(args)
 
   def on_message(self, msg):
-    print "message received: %s"%(msg)
+    print("message received: %s"%(msg))
     # TODO: the read bit of repl!
     # self.write_message("You said: " + msg)
 
   def on_close(self):
     pronserve.listeners.remove(self)
-    print "WebSocket closed. %i sockets currently open." % len(pronserve.listeners)
+    print("WebSocket closed. %i sockets currently open." % len(pronserve.listeners))
 
 dir = os.path.dirname(__file__)
 settings = dict(
@@ -226,12 +226,12 @@ class Pronserve(pronsole.pronsole, EventEmitter):
         self.update_job_progress(100)
         self.fire("job_finished", self.jobs.sanitize(self.current_job))
       if len(self.jobs.list) > 0:
-        print "Starting the next print job"
+        print("Starting the next print job")
         self.current_job = self.jobs.list.popleft()
         self.p.startprint(self.current_job['body'].split("\n"))
         self.fire("job_started", self.jobs.sanitize(self.current_job))
       else:
-        print "Finished all print jobs"
+        print("Finished all print jobs")
         self.current_job = None
         self.printing_jobs = False
 
@@ -273,12 +273,12 @@ class Pronserve(pronsole.pronsole, EventEmitter):
 
 
   def _receive_sensor_update(self, l):
-    words = filter(lambda s: s.find(":") > 0, l.split(" "))
+    words = [s for s in l.split(" ") if s.find(":") > 0]
     d = dict([ s.split(":") for s in words])
 
     # print "sensor update received!"
 
-    for key, value in d.iteritems():
+    for key, value in d.items():
       self.__update_sensor(key, value)
 
     self.fire("sensor_changed")
@@ -295,7 +295,7 @@ class Pronserve(pronsole.pronsole, EventEmitter):
   def log(self, *msg):
     msg = ''.join(str(i) for i in msg)
     msg.replace("\r", "")
-    print msg
+    print(msg)
     self.fire("log", {'msg': msg, 'level': "debug"})
 
   def write_prompt(self):
@@ -338,14 +338,14 @@ class PrintJobQueue(EventEmitter):
     self.__last_id += 1
 
     self.list.append(job)
-    print "Added %s"%(original_file_name)
+    print("Added %s"%(original_file_name))
     self.fire("job_added", job)
 
   def display_summary(self):
-    print "Print Jobs:"
+    print("Print Jobs:")
     for job in self.list:
-      print "  %i: %s"%(job['id'], job['original_file_name'])
-    print ""
+      print("  %i: %s"%(job['id'], job['original_file_name']))
+    print("")
     return True
 
   def remove(self, job_id):
@@ -353,7 +353,7 @@ class PrintJobQueue(EventEmitter):
     if job == None:
       return False
     self.list.remove(job)
-    print "Print Job Removed"
+    print("Print Job Removed")
     self.fire("job_removed", job)
 
   def update(self, job_id, job_attrs):
@@ -362,7 +362,7 @@ class PrintJobQueue(EventEmitter):
       return False
     job['rank'] = job_attrs['position']
     self.order()
-    print "Print Job Updated"
+    print("Print Job Updated")
     self.fire("job_updated", job)
 
   def find_by_id(self, job_id):
@@ -379,7 +379,7 @@ class PrintJobQueue(EventEmitter):
 # Server Start Up
 # -------------------------------------------------
 
-print "Pronserve is starting..."
+print("Pronserve is starting...")
 pronserve = Pronserve()
 pronserve.do_connect("")
 
@@ -389,13 +389,13 @@ pronserve.run_print_queue_loop()
 
 if __name__ == "__main__":
     application.listen(8888)
-    print "\n"+"-"*80
-    welcome = textwrap.dedent(u"""
+    print("\n"+"-"*80)
+    welcome = textwrap.dedent("""
               +---+  \x1B[0;32mPronserve: Your printer just got a whole lot better.\x1B[0m
               | \u2713 |  Ready to print.
               +---+  More details at http://localhost:8888/""")
     sys.stdout.write(welcome)
-    print "\n\n" + "-"*80 + "\n"
+    print("\n\n" + "-"*80 + "\n")
 
     try:
       pronserve.ioloop.start()

pronsole.py

@@ -28,7 +28,7 @@ install_locale('pronterface')
 
 if os.name == "nt":
     try:
-        import _winreg
+        import winreg
     except:
         pass
 READLINE = True
@@ -45,7 +45,7 @@ def dosify(name):
     return os.path.split(name)[1].split(".")[0][:8]+".g"
 
 def confirm():
-   y_or_n = raw_input("y/n: ")
+   y_or_n = input("y/n: ")
    if y_or_n == "y":
       return True
    elif y_or_n != "n":
@@ -97,12 +97,12 @@ class Settings:
         except AttributeError:
             pass
         try:
-            return getattr(self, "_%s_alias"%key)().keys()
+            return list(getattr(self, "_%s_alias"%key)().keys())
         except AttributeError:
             pass
         return []
     def _all_settings(self):
-        return dict([(k, getattr(self, k)) for k in self.__dict__.keys() if not k.startswith("_")])
+        return dict([(k, getattr(self, k)) for k in list(self.__dict__.keys()) if not k.startswith("_")])
 
 class Status:
 
@@ -186,7 +186,7 @@ class pronsole(cmd.Cmd):
                           "online"   : "%(bold)sT:%(extruder_temp_fancy)s %(progress_fancy)s >%(normal)s "}
 
     def log(self, *msg):
-        print ''.join(str(i) for i in msg)
+        print(''.join(str(i) for i in msg))
 
     def promptf(self):
         """A function to generate prompts so that we can do dynamic prompts. """
@@ -248,10 +248,10 @@ class pronsole(cmd.Cmd):
         baselist = []
         if os.name == "nt":
             try:
-                key = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE, "HARDWARE\\DEVICEMAP\\SERIALCOMM")
+                key = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, "HARDWARE\\DEVICEMAP\\SERIALCOMM")
                 i = 0
                 while(1):
-                    baselist+=[_winreg.EnumValue(key, i)[1]]
+                    baselist+=[winreg.EnumValue(key, i)[1]]
                     i+=1
             except:
                 pass
@@ -277,7 +277,7 @@ class pronsole(cmd.Cmd):
 
     def complete_macro(self, text, line, begidx, endidx):
         if (len(line.split()) == 2 and line[-1] != " ") or (len(line.split()) == 1 and line[-1]==" "):
-            return [i for i in self.macros.keys() if i.startswith(text)]
+            return [i for i in list(self.macros.keys()) if i.startswith(text)]
         elif(len(line.split()) == 3 or (len(line.split()) == 2 and line[-1]==" ")):
             return [i for i in ["/D", "/S"] + self.completenames(text) if i.startswith(text)]
         else:
@@ -294,7 +294,7 @@ class pronsole(cmd.Cmd):
         self.cur_macro_def += l + "\n"
 
     def end_macro(self):
-        if self.__dict__.has_key("onecmd"): del self.onecmd # remove override
+        if "onecmd" in self.__dict__: del self.onecmd # remove override
         self.in_macro = False
         self.prompt = self.promptf()
         if self.cur_macro_def!="":
@@ -339,7 +339,7 @@ class pronsole(cmd.Cmd):
             lines = macro_def.split("\n")
             for l in lines:
                 pycode += self.compile_macro_line(l)
-        exec pycode
+        exec(pycode)
         return macro
 
     def start_macro(self, macro_name, prev_definition = "", suppress_instructions = False):
@@ -352,7 +352,7 @@ class pronsole(cmd.Cmd):
         self.prompt = self.promptf()
 
     def delete_macro(self, macro_name):
-        if macro_name in self.macros.keys():
+        if macro_name in list(self.macros.keys()):
             delattr(self.__class__, "do_"+macro_name)
             del self.macros[macro_name]
             self.log("Macro '"+macro_name+"' removed")
@@ -362,7 +362,7 @@ class pronsole(cmd.Cmd):
             self.log("Macro '"+macro_name+"' is not defined")
     def do_macro(self, args):
         if args.strip()=="":
-            self.print_topics("User-defined macros", self.macros.keys(), 15, 80)
+            self.print_topics("User-defined macros", list(self.macros.keys()), 15, 80)
             return
         arglist = args.split(None, 1)
         macro_name = arglist[0]
@@ -381,7 +381,7 @@ class pronsole(cmd.Cmd):
             self.cur_macro_name = macro_name
             self.end_macro()
             return
-        if self.macros.has_key(macro_name):
+        if macro_name in self.macros:
             self.start_macro(macro_name, self.macros[macro_name])
         else:
             self.start_macro(macro_name)
@@ -396,7 +396,7 @@ class pronsole(cmd.Cmd):
         self.log("'macro' without arguments displays list of defined macros")
 
     def subhelp_macro(self, macro_name):
-        if macro_name in self.macros.keys():
+        if macro_name in list(self.macros.keys()):
             macro_def = self.macros[macro_name]
             if "\n" in macro_def:
                 self.log("Macro '"+macro_name+"' defined as:")
@@ -414,7 +414,7 @@ class pronsole(cmd.Cmd):
                 self.save_in_rc("set "+var, "set %s %s" % (var, value))
         except AttributeError:
             self.log("Unknown variable '%s'" % var)
-        except ValueError, ve:
+        except ValueError as ve:
             self.log("Bad value for variable '%s', expecting %s (%s)" % (var, repr(t)[1:-1], ve.args[0]))
 
     def do_set(self, argl):
@@ -520,7 +520,7 @@ class pronsole(cmd.Cmd):
             #    self.log("Saved '"+key+"' to '"+self.rc_filename+"'")
             #else:
             #    self.log("Removed '"+key+"' from '"+self.rc_filename+"'")
-        except Exception, e:
+        except Exception as e:
             self.log("Saving failed for ", key+":", str(e))
         finally:
             del rci, rco
@@ -826,7 +826,7 @@ class pronsole(cmd.Cmd):
         if(tstring!="ok" and not tstring.startswith("ok T") and not tstring.startswith("T:") and not self.listing and not self.monitoring):
             if tstring[:5] == "echo:":
                 tstring = tstring[5:].lstrip()
-            if self.silent == False: print "\r" + tstring.ljust(15)
+            if self.silent == False: print("\r" + tstring.ljust(15))
             sys.stdout.write(self.promptf())
             sys.stdout.flush()
         for i in self.recvlisteners:
@@ -870,10 +870,10 @@ class pronsole(cmd.Cmd):
             self.p.send_now("M105")
             time.sleep(0.75)
             if not self.status.bed_enabled:
-                print "Hotend: %s/%s" % (self.status.extruder_temp, self.status.extruder_temp_target)
+                print("Hotend: %s/%s" % (self.status.extruder_temp, self.status.extruder_temp_target))
             else:
-                print "Hotend: %s/%s" % (self.status.extruder_temp, self.status.extruder_temp_target)
-                print "Bed:    %s/%s" % (self.status.bed_temp, self.status.bed_temp_target)
+                print("Hotend: %s/%s" % (self.status.extruder_temp, self.status.extruder_temp_target))
+                print("Bed:    %s/%s" % (self.status.bed_temp, self.status.bed_temp_target))
 
     def help_gettemp(self):
         self.log("Read the extruder and bed temperature.")
@@ -881,12 +881,12 @@ class pronsole(cmd.Cmd):
     def do_settemp(self, l):
         try:
             l = l.lower().replace(", ",".")
-            for i in self.temps.keys():
+            for i in list(self.temps.keys()):
                 l = l.replace(i, self.temps[i])
             f = float(l)
             if f>=0:
                 if f > 250:
-                   print f, " is a high temperature to set your extruder to. Are you sure you want to do that?"
+                   print(f, " is a high temperature to set your extruder to. Are you sure you want to do that?")
                    if not confirm():
                       return
                 if self.p.online:
@@ -902,16 +902,16 @@ class pronsole(cmd.Cmd):
     def help_settemp(self):
         self.log("Sets the hotend temperature to the value entered.")
         self.log("Enter either a temperature in celsius or one of the following keywords")
-        self.log(", ".join([i+"("+self.temps[i]+")" for i in self.temps.keys()]))
+        self.log(", ".join([i+"("+self.temps[i]+")" for i in list(self.temps.keys())]))
 
     def complete_settemp(self, text, line, begidx, endidx):
         if (len(line.split()) == 2 and line[-1] != " ") or (len(line.split()) == 1 and line[-1]==" "):
-            return [i for i in self.temps.keys() if i.startswith(text)]
+            return [i for i in list(self.temps.keys()) if i.startswith(text)]
 
     def do_bedtemp(self, l):
         try:
             l = l.lower().replace(", ",".")
-            for i in self.bedtemps.keys():
+            for i in list(self.bedtemps.keys()):
                 l = l.replace(i, self.bedtemps[i])
             f = float(l)
             if f>=0:
@@ -928,11 +928,11 @@ class pronsole(cmd.Cmd):
     def help_bedtemp(self):
         self.log("Sets the bed temperature to the value entered.")
         self.log("Enter either a temperature in celsius or one of the following keywords")
-        self.log(", ".join([i+"("+self.bedtemps[i]+")" for i in self.bedtemps.keys()]))
+        self.log(", ".join([i+"("+self.bedtemps[i]+")" for i in list(self.bedtemps.keys())]))
 
     def complete_bedtemp(self, text, line, begidx, endidx):
         if (len(line.split()) == 2 and line[-1] != " ") or (len(line.split()) == 1 and line[-1]==" "):
-            return [i for i in self.bedtemps.keys() if i.startswith(text)]
+            return [i for i in list(self.bedtemps.keys()) if i.startswith(text)]
 
     def do_move(self, l):
         if(len(l.split())<2):
@@ -1066,17 +1066,17 @@ class pronsole(cmd.Cmd):
 
     def do_exit(self, l):
         if self.status.extruder_temp_target != 0:
-            print "Setting extruder temp to 0"
+            print("Setting extruder temp to 0")
         self.p.send_now("M104 S0.0")
         if self.status.bed_enabled:
             if self.status.bed_temp_taret != 0:
-                print "Setting bed temp to 0"
+                print("Setting bed temp to 0")
             self.p.send_now("M140 S0.0")
         self.log("Disconnecting from printer...")
-        print self.p.printing
+        print(self.p.printing)
         if self.p.printing:
-            print "Are you sure you want to exit while printing?"
-            print "(this will terminate the print)."
+            print("Are you sure you want to exit while printing?")
+            print("(this will terminate the print).")
             if not confirm():
                 return False
         self.log("Exiting program. Goodbye!")
@@ -1123,7 +1123,7 @@ class pronsole(cmd.Cmd):
                     sys.stdout.flush()
                 prev_msg_len = len(prev_msg)
         except KeyboardInterrupt:
-            if self.silent == False: print "Done monitoring."
+            if self.silent == False: print("Done monitoring.")
         self.monitoring = 0
 
     def help_monitor(self):
@@ -1160,7 +1160,7 @@ class pronsole(cmd.Cmd):
                 subprocess.call(params)
                 self.log("Loading sliced file.")
                 self.do_load(l[0].replace(".stl", "_export.gcode"))
-        except Exception, e:
+        except Exception as e:
             self.log("Skeinforge execution failed: ", e)
 
     def complete_skein(self, text, line, begidx, endidx):
@@ -1256,14 +1256,14 @@ class pronsole(cmd.Cmd):
                 else:
                     if self.use_rawinput:
                         try:
-                            line = raw_input(self.prompt)
+                            line = input(self.prompt)
                         except EOFError:
-                            print ""
+                            print("")
                             should_exit = self.do_exit("")
                             if should_exit: 
                                 exit()
                         except KeyboardInterrupt:
-                            print ""
+                            print("")
                             line = ""
                     else:
                         self.stdout.write(self.prompt)

pronterface.py

@@ -15,7 +15,7 @@
 # You should have received a copy of the GNU General Public License
 # along with Printrun.  If not, see <http://www.gnu.org/licenses/>.
 
-import os, Queue, re
+import os, queue, re
 
 from printrun.printrun_utils import install_locale
 install_locale('pronterface')
@@ -23,9 +23,9 @@ install_locale('pronterface')
 try:
     import wx
 except:
-    print _("WX is not installed. This program requires WX to run.")
+    print(_("WX is not installed. This program requires WX to run."))
     raise
-import sys, glob, time, datetime, threading, traceback, cStringIO, subprocess
+import sys, glob, time, datetime, threading, traceback, io, subprocess
 
 from printrun.pronterface_widgets import *
 from serial import SerialException
@@ -37,7 +37,7 @@ layerindex = 0
 if os.name == "nt":
     winsize = (800, 530)
     try:
-        import _winreg
+        import winreg
     except:
         pass
 
@@ -120,7 +120,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         self.skeinp = None
         self.monitor_interval = 3
         self.paused = False
-        self.sentlines = Queue.Queue(30)
+        self.sentlines = queue.Queue(30)
         self.cpbuttons = [
             SpecialButton(_("Motors off"), ("M84"), (250, 250, 250), None, 0, _("Switch all motors off")),
             SpecialButton(_("Check temp"), ("M105"), (225, 200, 200), (2, 5), (1, 1), _("Check current hotend temperature")),
@@ -158,22 +158,22 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         self.panel.SetBackgroundColour(self.settings.bgcolor)
         customdict = {}
         try:
-            execfile(configfile("custombtn.txt"), customdict)
+            exec(compile(open(configfile("custombtn.txt")).read(), configfile("custombtn.txt"), 'exec'), customdict)
             if len(customdict["btns"]):
                 if not len(self.custombuttons):
                     try:
                         self.custombuttons = customdict["btns"]
-                        for n in xrange(len(self.custombuttons)):
+                        for n in range(len(self.custombuttons)):
                             self.cbutton_save(n, self.custombuttons[n])
                         os.rename("custombtn.txt", "custombtn.old")
                         rco = open("custombtn.txt", "w")
                         rco.write(_("# I moved all your custom buttons into .pronsolerc.\n# Please don't add them here any more.\n# Backup of your old buttons is in custombtn.old\n"))
                         rco.close()
-                    except IOError, x:
-                        print str(x)
+                    except IOError as x:
+                        print(str(x))
                 else:
-                    print _("Note!!! You have specified custom buttons in both custombtn.txt and .pronsolerc")
-                    print _("Ignoring custombtn.txt. Remove all current buttons to revert to custombtn.txt")
+                    print(_("Note!!! You have specified custom buttons in both custombtn.txt and .pronsolerc"))
+                    print(_("Ignoring custombtn.txt. Remove all current buttons to revert to custombtn.txt"))
 
         except:
             pass
@@ -200,13 +200,13 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def startcb(self):
         self.starttime = time.time()
-        print "Print Started at: " + format_time(self.starttime)
+        print("Print Started at: " + format_time(self.starttime))
 
     def endcb(self):
         if self.p.queueindex == 0:
             print_duration = int(time.time () - self.starttime + self.extra_print_time)
-            print _("Print ended at: %(end_time)s and took %(duration)s") % {"end_time": format_time(time.time()),
-                                                                             "duration": format_duration(print_duration)}
+            print(_("Print ended at: %(end_time)s and took %(duration)s") % {"end_time": format_time(time.time()),
+                                                                             "duration": format_duration(print_duration)})
             wx.CallAfter(self.pausebtn.Disable)
             wx.CallAfter(self.printbtn.SetLabel, _("Print"))
 
@@ -220,7 +220,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             self.finalp = subprocess.Popen(pararray, stderr = subprocess.STDOUT, stdout = subprocess.PIPE)
 
     def online(self):
-        print _("Printer is now online.")
+        print(_("Printer is now online."))
         self.connectbtn.SetLabel(_("Disconnect"))
         self.connectbtn.SetToolTip(wx.ToolTip("Disconnect from the printer"))
         self.connectbtn.Bind(wx.EVT_BUTTON, self.disconnect)
@@ -277,7 +277,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def do_extrude(self, l = ""):
         try:
-            if not l.__class__ in (str, unicode) or not len(l):
+            if not l.__class__ in (str, str) or not len(l):
                 l = str(self.edist.GetValue())
             pronsole.pronsole.do_extrude(self, l)
         except:
@@ -285,7 +285,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def do_reverse(self, l = ""):
         try:
-            if not l.__class__ in (str, unicode) or not len(l):
+            if not l.__class__ in (str, str) or not len(l):
                 l = str(- float(self.edist.GetValue()))
             pronsole.pronsole.do_extrude(self, l)
         except:
@@ -331,43 +331,43 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def do_settemp(self, l = ""):
         try:
-            if not l.__class__ in (str, unicode) or not len(l):
+            if not l.__class__ in (str, str) or not len(l):
                 l = str(self.htemp.GetValue().split()[0])
             l = l.lower().replace(", ", ".")
-            for i in self.temps.keys():
+            for i in list(self.temps.keys()):
                 l = l.replace(i, self.temps[i])
             f = float(l)
             if f >= 0:
                 if self.p.online:
                     self.p.send_now("M104 S"+l)
-                    print _("Setting hotend temperature to %f degrees Celsius.") % f
+                    print(_("Setting hotend temperature to %f degrees Celsius.") % f)
                     self.sethotendgui(f)
                 else:
-                    print _("Printer is not online.")
+                    print(_("Printer is not online."))
             else:
-                print _("You cannot set negative temperatures. To turn the hotend off entirely, set its temperature to 0.")
-        except Exception, x:
-            print _("You must enter a temperature. (%s)") % (repr(x),)
+                print(_("You cannot set negative temperatures. To turn the hotend off entirely, set its temperature to 0."))
+        except Exception as x:
+            print(_("You must enter a temperature. (%s)") % (repr(x),))
 
     def do_bedtemp(self, l = ""):
         try:
-            if not l.__class__ in (str, unicode) or not len(l):
+            if not l.__class__ in (str, str) or not len(l):
                 l = str(self.btemp.GetValue().split()[0])
             l = l.lower().replace(", ", ".")
-            for i in self.bedtemps.keys():
+            for i in list(self.bedtemps.keys()):
                 l = l.replace(i, self.bedtemps[i])
             f = float(l)
             if f >= 0:
                 if self.p.online:
                     self.p.send_now("M140 S"+l)
-                    print _("Setting bed temperature to %f degrees Celsius.") % f
+                    print(_("Setting bed temperature to %f degrees Celsius.") % f)
                     self.setbedgui(f)
                 else:
-                    print _("Printer is not online.")
+                    print(_("Printer is not online."))
             else:
-                print _("You cannot set negative temperatures. To turn the bed off entirely, set its temperature to 0.")
-        except Exception, x:
-            print _("You must enter a temperature. (%s)") % (repr(x),)
+                print(_("You cannot set negative temperatures. To turn the bed off entirely, set its temperature to 0."))
+        except Exception as x:
+            print(_("You must enter a temperature. (%s)") % (repr(x),))
 
     def end_macro(self):
         pronsole.pronsole.end_macro(self)
@@ -386,7 +386,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
                         if dialog.ShowModal() == wx.ID_YES:
                             self.delete_macro(macro_name)
                             return
-                    print _("Cancelled.")
+                    print(_("Cancelled."))
                     return
                 self.cur_macro_name = macro_name
                 self.cur_macro_def = definition
@@ -399,7 +399,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         if self.capture_skip_newline and len(l) and not len(l.strip("\n\r")):
             self.capture_skip_newline = False
             return
-        for pat in self.capture_skip.keys():
+        for pat in list(self.capture_skip.keys()):
             if self.capture_skip[pat] > 0 and pat.match(l):
                 self.capture_skip[pat] -= 1
                 self.capture_skip_newline = True
@@ -411,10 +411,10 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         baselist = []
         if os.name == "nt":
             try:
-                key = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE, "HARDWARE\\DEVICEMAP\\SERIALCOMM")
+                key = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, "HARDWARE\\DEVICEMAP\\SERIALCOMM")
                 i = 0
                 while True:
-                    baselist += [_winreg.EnumValue(key, i)[1]]
+                    baselist += [winreg.EnumValue(key, i)[1]]
                     i += 1
             except:
                 pass
@@ -425,7 +425,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         if self.p.online:
             projectlayer.setframe(self,self.p).Show()
         else:
-            print _("Printer is not online.")
+            print(_("Printer is not online."))
 
     def popmenu(self):
         self.menustrip = wx.MenuBar()
@@ -498,13 +498,13 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def edit_macro(self, macro):
         if macro == "": return self.new_macro()
-        if self.macros.has_key(macro):
+        if macro in self.macros:
             old_def = self.macros[macro]
         elif len([c for c in macro.encode("ascii", "replace") if not c.isalnum() and c != "_"]):
-            print _("Macro name may contain only ASCII alphanumeric symbols and underscores")
+            print(_("Macro name may contain only ASCII alphanumeric symbols and underscores"))
             return
         elif hasattr(self.__class__, "do_"+macro):
-            print _("Name '%s' is being used by built-in command") % macro
+            print(_("Name '%s' is being used by built-in command") % macro)
             return
         else:
             old_def = ""
@@ -521,7 +521,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
                 self.macros_menu.DeleteItem(item)
         except:
             pass
-        for macro in self.macros.keys():
+        for macro in list(self.macros.keys()):
             self.Bind(wx.EVT_MENU, lambda x, m = macro: self.start_macro(m, self.macros[m]), self.macros_menu.Append(-1, macro))
 
     def OnExit(self, event):
@@ -562,11 +562,11 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def plate(self, e):
         import plater
-        print "plate function activated"
+        print("plate function activated")
         plater.stlwin(size = (800, 580), callback = self.platecb, parent = self).Show()
 
     def platecb(self, name):
-        print "plated: "+name
+        print("plated: "+name)
         self.loadfile(None, name)
 
     def sdmenu(self, e):
@@ -645,7 +645,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             newbuttonbuttonindex -= 1
         while len(self.custombuttons) < 13:
             self.custombuttons.append(None)
-        for i in xrange(len(self.custombuttons)):
+        for i in range(len(self.custombuttons)):
             btndef = self.custombuttons[i]
             try:
                 b = wx.Button(self.panel, -1, btndef.label, style = wx.BU_EXACTFIT)
@@ -682,7 +682,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         self.mainsizer.Layout()
 
     def help_button(self):
-        print _('Defines custom button. Usage: button <num> "title" [/c "colour"] command')
+        print(_('Defines custom button. Usage: button <num> "title" [/c "colour"] command'))
 
     def do_button(self, argstr):
         def nextarg(rest):
@@ -704,7 +704,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             pass
         command = argstr.strip()
         if num<0 or num>=64:
-            print _("Custom button number should be between 0 and 63")
+            print(_("Custom button number should be between 0 and 63"))
             return
         while num >= len(self.custombuttons):
             self.custombuttons.append(None)
@@ -723,10 +723,10 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             self.save_in_rc(("button %d" % n),'')
         elif bdef.background:
             colour = bdef.background
-            if type(colour) not in (str, unicode):
+            if type(colour) not in (str, str):
                 #print type(colour), map(type, colour)
                 if type(colour) == tuple and tuple(map(type, colour)) == (int, int, int):
-                    colour = map(lambda x:x%256, colour)
+                    colour = [x%256 for x in colour]
                     colour = wx.Colour(*colour).GetAsString(wx.C2S_NAME|wx.C2S_HTML_SYNTAX)
                 else:
                     colour = wx.Colour(colour).GetAsString(wx.C2S_NAME|wx.C2S_HTML_SYNTAX)
@@ -742,10 +742,10 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             bedit.command.SetValue(button.properties.command)
             if button.properties.background:
                 colour = button.properties.background
-                if type(colour) not in (str, unicode):
+                if type(colour) not in (str, str):
                     #print type(colour)
                     if type(colour) == tuple and tuple(map(type, colour)) == (int, int, int):
-                        colour = map(lambda x:x%256, colour)
+                        colour = [x%256 for x in colour]
                         colour = wx.Colour(*colour).GetAsString(wx.C2S_NAME|wx.C2S_HTML_SYNTAX)
                     else:
                         colour = wx.Colour(colour).GetAsString(wx.C2S_NAME|wx.C2S_HTML_SYNTAX)
@@ -969,7 +969,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             self.onecmd(e.GetEventObject().properties.command)
             self.cur_button = None
         except:
-            print _("event object missing")
+            print(_("event object missing"))
             self.cur_button = None
             raise
 
@@ -1000,12 +1000,12 @@ class PronterWindow(MainWindow, pronsole.pronsole):
                 self.monitor_interval = float(l)
                 wx.CallAfter(self.monitorbox.SetValue, self.monitor_interval>0)
             except:
-                print _("Invalid period given.")
+                print(_("Invalid period given."))
         self.setmonitor(None)
         if self.monitor:
-            print _("Monitoring printer.")
+            print(_("Monitoring printer."))
         else:
-            print _("Done monitoring.")
+            print(_("Done monitoring."))
 
     def setmonitor(self, e):
         self.monitor = self.monitorbox.GetValue()
@@ -1018,7 +1018,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         try:
             self.logbox.AppendText(text)
         except:
-            print _("Attempted to write invalid text to console, which could be due to an invalid baudrate")
+            print(_("Attempted to write invalid text to console, which could be due to an invalid baudrate"))
 
     def setloud(self,e):
         self.p.loud=e.IsChecked()
@@ -1090,7 +1090,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         except:
             pass
         if cout is None:
-            cout = cStringIO.StringIO()
+            cout = io.StringIO()
 
         sys.stdout = cout
         retval = None
@@ -1180,7 +1180,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         try:
             import shlex
             param = self.expandcommand(self.settings.slicecommand).encode()
-            print "Slicing: ", param
+            print("Slicing: ", param)
             pararray = [i.replace("$s", self.filename).replace("$o", self.filename.replace(".stl", "_export.gcode").replace(".STL", "_export.gcode")).encode() for i in shlex.split(param.replace("\\", "\\\\").encode())]
                 #print pararray
             self.skeinp = subprocess.Popen(pararray, stderr = subprocess.STDOUT, stdout = subprocess.PIPE)
@@ -1191,7 +1191,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             self.skeinp.wait()
             self.stopsf = 1
         except:
-            print _("Failed to execute slicing software: ")
+            print(_("Failed to execute slicing software: "))
             self.stopsf = 1
             traceback.print_exc(file = sys.stdout)
 
@@ -1224,7 +1224,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
 
     def skein(self, filename):
         wx.CallAfter(self.loadbtn.SetLabel, _("Cancel"))
-        print _("Slicing ") + filename
+        print(_("Slicing ") + filename)
         self.cout = StringIO.StringIO()
         self.filename = filename
         self.stopsf = 0
@@ -1283,11 +1283,11 @@ class PronterWindow(MainWindow, pronsole.pronsole):
     def loadviz(self):
         gcode = gcoder.GCode(self.f)
         gcode.measure()
-        print gcode.filament_length(), _("mm of filament used in this print\n")
-        print _("the print goes from %f mm to %f mm in X\nand is %f mm wide\n") % (gcode.xmin, gcode.xmax, gcode.width)
-        print _("the print goes from %f mm to %f mm in Y\nand is %f mm wide\n") % (gcode.ymin, gcode.ymax, gcode.depth)
-        print _("the print goes from %f mm to %f mm in Z\nand is %f mm high\n") % (gcode.zmin, gcode.zmax, gcode.height)
-        print _("Estimated duration (pessimistic): "), gcode.estimate_duration()
+        print(gcode.filament_length(), _("mm of filament used in this print\n"))
+        print(_("the print goes from %f mm to %f mm in X\nand is %f mm wide\n") % (gcode.xmin, gcode.xmax, gcode.width))
+        print(_("the print goes from %f mm to %f mm in Y\nand is %f mm wide\n") % (gcode.ymin, gcode.ymax, gcode.depth))
+        print(_("the print goes from %f mm to %f mm in Z\nand is %f mm high\n") % (gcode.zmin, gcode.zmax, gcode.height))
+        print(_("Estimated duration (pessimistic): "), gcode.estimate_duration())
         #import time
         #t0 = time.time()
         self.gviz.clear()
@@ -1353,7 +1353,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
             self.recvlisteners+=[self.uploadtrigger]
 
     def pause(self, event):
-        print _("Paused.")
+        print(_("Paused."))
         if not self.paused:
             if self.sdprinting:
                 self.p.send_now("M25")
@@ -1380,7 +1380,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         threading.Thread(target = self.getfiles).start()
 
     def connect(self, event):
-        print _("Connecting...")
+        print(_("Connecting..."))
         port = None
         try:
             port = self.scanserial()[0]
@@ -1406,12 +1406,12 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         except SerialException as e:
             # Currently, there is no errno, but it should be there in the future
             if e.errno == 2:
-                print _("Error: You are trying to connect to a non-exisiting port.")
+                print(_("Error: You are trying to connect to a non-exisiting port."))
             elif e.errno == 8:
-                print _("Error: You don't have permission to open %s.") % port
-                print _("You might need to add yourself to the dialout group.")
+                print(_("Error: You don't have permission to open %s.") % port)
+                print(_("You might need to add yourself to the dialout group."))
             else:
-                print e
+                print(e)
             # Kill the scope anyway
             return
         self.statuscheck = True
@@ -1442,7 +1442,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
         self.predisconnect_layer = self.curlayer
 
     def disconnect(self, event):
-        print _("Disconnected.")
+        print(_("Disconnected."))
         if self.p.printing or self.p.paused or self.paused:
             self.store_predisconnect_state()
         self.p.disconnect()
@@ -1475,7 +1475,7 @@ class PronterWindow(MainWindow, pronsole.pronsole):
                 self.p.send_now("M26 S0")
 
     def reset(self, event):
-        print _("Reset.")
+        print(_("Reset."))
         dlg = wx.MessageDialog(self, _("Are you sure you want to reset the printer?"), _("Reset?"), wx.YES|wx.NO)
         if dlg.ShowModal() == wx.ID_YES:
             self.p.reset()

server/basic_auth.py

@@ -57,7 +57,7 @@ def authenticate(realm, authenticator,user_extractor) :
           auth_decoded = base64.decodestring(auth_hdr[6:])
           username, password = auth_decoded.split(':', 2)
 
-          user_info = authenticator(realm, unicode(username), password)
+          user_info = authenticator(realm, str(username), password)
           if user_info :
               self._user_info = user_info
               self._current_user = user_extractor(user_info)
@@ -65,7 +65,7 @@ def authenticate(realm, authenticator,user_extractor) :
                         str(self._user_info))
           else:
               return _request_basic_auth(self)
-        except Exception, e:
+        except Exception as e:
             return _request_basic_auth(self)
         return True
     return wrapper
@@ -90,4 +90,4 @@ def interceptor(func):
         return cls
     return classwrapper
 
-print "moo"
+print("moo")
\ No newline at end of file

setup.py

@@ -35,7 +35,7 @@ class install (_install):
         if self.prefix:
             length += len (self.prefix)
         if length:
-            for counter in xrange (len (outputs)):
+            for counter in range (len (outputs)):
                 outputs[counter] = outputs[counter][length:]
         data = "\n".join (outputs)
         try:
@@ -56,7 +56,7 @@ class install_data (_install_data):
             except:
                 self.warn ("Could not chmod data file %s" % file)
         _install_data.run (self)
-        map (chmod_data_file, self.get_outputs ())
+        list(map (chmod_data_file, self.get_outputs ()))
 
 class uninstall (_install):
 
@@ -75,10 +75,10 @@ class uninstall (_install):
         if self.prefix:
             prepend += self.prefix
         if len (prepend):
-            for counter in xrange (len (files)):
+            for counter in range (len (files)):
                 files[counter] = prepend + files[counter].rstrip ()
         for file in files:
-            print "Uninstalling %s" % file
+            print("Uninstalling %s" % file)
             try:
                 os.unlink (file)
             except:
@@ -87,7 +87,7 @@ class uninstall (_install):
 ops = ("install", "build", "sdist", "uninstall", "clean")
 
 if len (sys.argv) < 2 or sys.argv[1] not in ops:
-    print "Please specify operation : %s" % " | ".join (ops)
+    print("Please specify operation : %s" % " | ".join (ops))
     raise SystemExit
 
 prefix = None
@@ -126,14 +126,14 @@ for basedir, subdirs, files in os.walk("locale"):
     if not basedir.endswith("LC_MESSAGES"):
         continue
     destpath = os.path.join("share", "pronterface", basedir)
-    files = filter(lambda x: x.endswith(".mo"), files)
-    files = map(lambda x: os.path.join(basedir, x), files)
+    files = [x for x in files if x.endswith(".mo")]
+    files = [os.path.join(basedir, x) for x in files]
     data_files.append ((destpath, files))
 
 extra_data_dirs = ["css"]
 for extra_data_dir in extra_data_dirs:
     for basedir, subdirs, files in os.walk(extra_data_dir):
-        files = map(lambda x: os.path.join(basedir, x), files)
+        files = [os.path.join(basedir, x) for x in files]
         destpath = os.path.join("share", "pronterface", basedir)
         data_files.append ((destpath, files))