python学習4番目の関数

1156 ワード

#!/usr/bin/env python
#coding:utf-8
#     :        ,      ,      ,          

#       :      def      ,              ()
#                    ,             
#          ,    。
#return(   )    ,             。

#   
def hello(name):
    print "hello %s" %(name)
hello(name="fujinzhou")
hello(name="reboot")

#     
#                     
def prininfo(arg1,*vartuple):
    print "   :"
    print arg1
    print vartuple
    return
prininfo(10,20,30,40)

#    lambda       
#lambda [arg1 [,arg2,.....argn]]:  

#    
sum1=lambda arg1,arg2:arg1*arg2
#  sum1  
print "      :",sum1(10,29)

#return   
#return  [   ]    ,               。      return    None。

#    
def count(arg1,arg2):
    total=arg1+arg2
    print "   :",total
    return total
#  count  
total=count(10,20)
print "   :",total

#                             。                

#         
#                   ,              
#                 ,              

#        
total=0
def sum(arg1,arg2):
    total=arg1+arg2
    print "         :",total
    return total

sum(10,20)
print "         :",total