1 # -*- coding: utf-8 -*-
 2 class Market(object):
 3   def __init__(self):
 4     self.title = ‘apple‘
 5     self.count = ‘20‘
 6   def list_all_member(self):
 7     for name,value in vars(self).items():
 8       print(‘%s=%s‘%(name,value))
 9 if __name__== ‘__main__‘:
10   market= Market()
11   market.list_all_member()

1 count = 20
2 titlte = apple