python-计算器脚本-学习python之路

#!/usr/bin/python

#coding:utf-8

from __future__ import division

def jia(x,y):

return x+y

def jian(x,y):

return x-y

def cheng(x,y):

return x*y

def chu(x,y):

return x/y

def operater(x,o,y):

if o=='+':

print jia(x,y)

elif o=='-':

print jian(x,y)

elif o=='*':

print cheng(x,y)

elif o=='/':

print chu(x,y)

else:

pass

a=int(raw_input())

b=raw_input()

c=int(raw_input())

print operater(a,b,c)

wait 10