函数声明

# this one is like your scripts with argv def print_two(*args):  arg1, arg2 = args  print "arg1: %r, arg2: %r" % (arg1, arg2) # ok, that *args is actually pointless, we can just do this def print_two_again(arg1, arg2): # this just takes one argument def print_one(arg1):  print "arg1: %r" % arg1 # this one takes no arguments def print_none():  print "I got nothin'." print_two("Zed","Shaw") print_two_again("Zed","Shaw") print_one("First!") print_none()

运行结果

[root@suys1 suys]# python 13.py  arg1: 'Zed', arg2: 'Shaw' arg1: 'First!' I got nothin'. [root@suys1 suys]#