字典——基础 分类: python基础学习 2013-10-11 17:46 271人阅读 评论(0) 收藏
#! /usr/bin/env python
#coding=utf-8
ab={'Swaroop':'swaroop@byteofpython.info',
'Larry':'laryy@wall.org',
'Matsumoto':'matz@ruby-lang.org',
'Spammer':'spammer@hotmail.com'
}
print 'Swaroop\'s address is: %s' % ab['Swaroop']
#Adding a key/value pair
ab['Guido']='guido@python.org'
#Deleting a key/value pair
del ab['Spammer']
print '\n There are %d contacts in the address-book \n'%len(ab)
for name,address in ab.items():
print 'Contact %s at %s'%(name,address)
if 'Guido' in ab:#或者in ab.keys()
#coding=utf-8
ab={'Swaroop':'swaroop@byteofpython.info',
'Larry':'laryy@wall.org',
'Matsumoto':'matz@ruby-lang.org',
'Spammer':'spammer@hotmail.com'
}
print 'Swaroop\'s address is: %s' % ab['Swaroop']
#Adding a key/value pair
ab['Guido']='guido@python.org'
#Deleting a key/value pair
del ab['Spammer']
print '\n There are %d contacts in the address-book \n'%len(ab)
for name,address in ab.items():
print 'Contact %s at %s'%(name,address)
if 'Guido' in ab:#或者in ab.keys()
print '\n Guido\'s address is %s'% ab['Guido']
或:
print '\n Guido\'s address is
%(Guido)s
' % ab
版权声明:本文为博主原创文章,未经博主允许不得转载。