5 # Call our gcd() function
10 print "The gcd of %d and %d is %d" % (x,y,g)
12 # Manipulate the Foo global variable
14 # Output its current value
15 print "Foo = ", example.cvar.Foo
18 example.cvar.Foo = 3.1415926
20 # See if the change took effect
21 print "Foo = ", example.cvar.Foo