#!/usr/bin/env python
# function
def sum(op1, op2):
    return op1 + op2

print sum(1, 2)
print sum("I am ", "zzz");

# pass
print "press ctrl + c to continue"

while True:
    pass

@@ -67,22 +67,38 @@
  + op2%0A%0A
+my_sum = sum%0A
 print 
+my_
 sum(1, 2
@@ -105,16 +105,19 @@
 )%0Aprint 
+my_
 sum(%22I a
@@ -130,16 +130,17 @@
 zzz%22);%0A%0A
+%0A
 # pass%0Ap

Test function assignment