1#!/usr/bin/python 2 3import time 4 5def func_c(): 6 print "Function C" 7 time.sleep(1) 8 9def func_b(): 10 print "Function B" 11 time.sleep(1) 12 func_c() 13 14def func_a(): 15 print "Function A" 16 time.sleep(1) 17 func_b() 18 19func_a() 20