Added toFreecad function and modified the examples to use it. Also cleaned up minor PEP non-conformances.

examples/FreeCAD/Ex007_Using_Point_Lists.py

@@ -11,10 +11,12 @@
 #If you need to reload the part after making a change, you can use the following lines within the FreeCAD console.
 #reload(Ex007_Using_Point_Lists)
 
-#You'll need to delete the original shape that was created, and the new shape should be named sequentially (Shape001, etc).
+#You'll need to delete the original shape that was created, and the new shape should be named sequentially
+# (Shape001, etc).
 
 #You can also tie these blocks of code to macros, buttons, and keybindings in FreeCAD for quicker access.
-#You can get a more information on this example at http://parametricparts.com/docs/examples.html#an-extruded-prismatic-solid
+#You can get a more information on this example at
+# http://parametricparts.com/docs/examples.html#an-extruded-prismatic-solid
 
 import cadquery
 import Part
@@ -25,15 +27,10 @@ hole_pattern_radius = 0.25
 thickness = 0.125
 
 #Make the plate with 4 holes in it at various points
-r = cadquery.Workplane("front").circle(plate_radius)        #Make the base
-r = r.pushPoints( [ (1.5,0),(0,1.5),(-1.5,0),(0,-1.5) ] )   #Now four points are on the stack
-r = r.circle(hole_pattern_radius)                        	  #Circle will operate on all four points
+r = cadquery.Workplane("front").circle(plate_radius)        # Make the base
+r = r.pushPoints([(1.5, 0), (0, 1.5), (-1.5, 0), (0, -1.5)])   # Now four points are on the stack
+r = r.circle(hole_pattern_radius)                        	# Circle will operate on all four points
 result = r.extrude(thickness)
 
-#Get a cadquery solid object
-solid = result.val()
-
-#Use the wrapped property of a cadquery primitive to get a FreeCAD solid
-Part.show(solid.wrapped)
-
-#Would like to zoom to fit the part here, but FreeCAD doesn't seem to have that scripting functionality
+#Boiler plate code to render our solid in FreeCAD's GUI
+Part.show(result.toFreecad())