fix

gcodeplot.py

@@ -732,7 +732,7 @@ def help(error=False):
     toolMode = "custom"
     booleanExtractColor = False
     quiet = False
-    comments = ";"
+    comment = ";"
     sendAndSave = False
     directionAngle = None
 
@@ -985,7 +985,7 @@ def help(error=False):
         print('overcut=%.3f' % overcut)
         print('simulation' if svgSimulation else 'no-simulation')
         print('direction=' + ('none' if directionAngle is None else '%.3f'%directionAngle))
-        print('comments=' + comments)
+        print('comment=' + comment)
 
         sys.exit(0)
 
@@ -1090,7 +1090,7 @@ def help(error=False):
             if hpglOut:
                 sys.stdout.write(g)
             else:
-                print('\n'.join(fixComments(plotter, g, comments=comments)))
+                print('\n'.join(fixComments(plotter, g, comment=comment)))
 
     else:
         sys.stderr.write("No points.")