Pythonic file handling in stlplater.export_to

printrun/stlplater.py

@@ -314,7 +314,7 @@ class StlPlater(Plater):
         self.s.drawmodel(model, 2)
 
     def export_to(self, name):
-        sf = open(name.replace(".", "_") + ".scad", "w")
+        with open(name.replace(".", "_") + ".scad", "w") as sf:
             facets = []
             for model in self.models.values():
                 r = model.rot
@@ -335,7 +335,6 @@ class StlPlater(Plater):
                 if any(o):
                     model = model.translate(o)
                 facets += model.facets
-        sf.close()
             stltool.emitstl(name, facets, "plater_export")
             print _("Wrote plate to %s") % name