Log to stderr in printcore & pronsole

printrun/printcore.py

@@ -38,7 +38,7 @@ from printrun.GCodeAnalyzer import GCodeAnalyzer
 from printrun.printrun_utils import install_locale, decode_utf8, setup_logging
 install_locale('pronterface')
 
-setup_logging(sys.stdout)
+setup_logging(sys.stderr)
 
 def locked(f):
     @wraps(f)

printrun/printrun_utils.py

@@ -30,10 +30,10 @@ def install_locale(domain):
     else:
         gettext.install(domain, './locale', unicode = 1)
 
-def setup_logging(stdout):
+def setup_logging(out):
     logger = logging.getLogger()
     logger.handlers.clear()
-    logging_handler = logging.StreamHandler(stdout)
+    logging_handler = logging.StreamHandler(out)
     logging_handler.setFormatter(logging.Formatter("[%(levelname)s] %(message)s"))
     logger.addHandler(logging_handler)