# -*- coding: UTF-8 -*-
def normal_invoke(x, y):
	print "--normal_invoke:--"
	print "x is %d" %x
	print "y is %d" %y

def keyword_invoke(x, y):
	print "--keyword_invoke--:"
	print "x is %d" % x
	print "y is %d" % y

def normal_tuple_invoke(x, y=2, *values):
	print "--normal_tuple_invoke--"
	print "x is %d" % x
	print "y is %d" % y
	for value in values:
		print "tuple's value has", value

def keyword_dict_invoke(x, y=2, **value_dict):
	print "--keyword_dict_invoke--"
	print "x is %d" % x
	print "y is %d" % y
	for key in value_dict:
		print "key is ", key
		print "value is ", value_dict[key]

#標準呼叫
normal_invoke(1, 2)
#關鍵字呼叫
keyword_invoke(y=1, x=2)
#非關鍵字可變長引數(tuple)
normal_tuple_invoke(1, 3, 'xyz', 123.4)
#關鍵字可變長引數(dict)
keyword_dict_invoke(y=1, x=2, arg2='def', arg1='put at the last')

 

執行結果為：

--normal_invoke:--
x is 1
y is 2
--keyword_invoke--:
x is 2
y is 1
--normal_tuple_invoke--
x is 1
y is 3
tuple's value has xyz
tuple's value has 123.4
--keyword_dict_invoke--
x is 2
y is 1
key is  arg1
value is  put at the last
key is  arg2
value is  def

Process finished with exit code 0