python: PartDesign: *.py: Fix python3 syntax

src/Mod/PartDesign/InitGui.py

@@ -41,17 +41,18 @@ class PartDesignWorkbench ( Workbench ):
             try:
                 from WizardShaft import WizardShaft
             except ImportError:
-                print "Wizard shaft module cannot be loaded"
+                print("Wizard shaft module cannot be loaded")
                 try:
                     from FeatureHole import HoleGui
                 except:
                     pass
+
             import PartDesignGui
             import PartDesign
             try:
                 import InvoluteGearFeature
             except ImportError:
-                print "Involute gear module cannot be loaded"
+                print("Involute gear module cannot be loaded")
                 #try:
                 #    from FeatureHole import HoleGui
                 #except:

src/Mod/PartDesign/Scripts/FilletArc.py

@@ -85,9 +85,9 @@ def makeFilletArc(M1,P,Q,N,r2,ccw):
 		t = t2
 		
 	br2 = b.mult(r2)
-	print br2
+	print(br2)
 	ut = u.mult(t)
-	print ut
+	print(ut)
 	M2 = P.add(ut).add(br2)
 	S1 = M1.mult(r2/(r1+r2)).add(M2.mult(r1/(r1+r2)))
 	S2 = M2.sub(br2)

src/Mod/PartDesign/Scripts/RadialCopy.py

@@ -47,7 +47,7 @@ def makeRadialCopy():
         sel = sel[0]
         shape = sel.Shape
         name = sel.Label
-    except IndexError, AttributeError:
+    except (IndexError, AttributeError):
         QtGui.QMessageBox.critical(None,"Wrong selection","Please select a shape object")
         #raise Exception("Nothing selected")
     else:

src/Mod/PartDesign/WizardShaft/SegmentFunction.py

@@ -350,7 +350,7 @@ class TranslationFunction:
         
         try:
             self.boundaries = np.linalg.solve(A, b) # A * self.boundaries = b
-        except np.linalg.linalg.LinAlgError,  e:
+        except np.linalg.linalg.LinAlgError as e:
             FreeCAD.Console.PrintMessage(e.message)
             FreeCAD.Console.PrintMessage(". No solution possible.\n")
             return

src/Mod/PartDesign/WizardShaft/Shaft.py

@@ -478,7 +478,7 @@ class Shaft:
                 b = np.array([coefficientsF[ax][0], coefficientsM[ax][0]])
                 try:
                     solution = np.linalg.solve(A, b) # A * solution = b
-                except np.linalg.linalg.LinAlgError,  e:
+                except np.linalg.linalg.LinAlgError as e:
                     FreeCAD.Console.PrintMessage(e.message)
                     FreeCAD.Console.PrintMessage(". No solution possible.\n")
                     self.parent.updateButtons(ax,  False)

src/Mod/PartDesign/fcgear/svggear.py

@@ -67,5 +67,5 @@ if __name__ == '__main__':
     if len(args) != 2:
         p.error()
     m, Z = [float(v) for v in args]
-    print makeGear(m, int(Z), float(opts.angle))
+    print(makeGear(m, int(Z), float(opts.angle)))