随笔分类 -  python

摘要：1 # 2 # s = 'nihao' 3 # count = 0 4 # for i in s : 5 # count += 1 6 # print(count) 7 8 # dic = dict(('name','apple')) 9 # print(dic) 10 11 # def mylen 阅读全文

摘要：1 # r 读 2 f = open('十多年',mode='r',encoding='utf-8') 3 re = f.read() 4 print(re) 5 f.close() 6 7 # w 写 8 f = open('miaoge.txt',mode='w',encoding='utf-8 阅读全文

摘要：1 #1. 创建空字典 2 dic = {} 3 print(dic) #{} 4 print(type(dic)) # <class 'dict'> 5 6 7 # 2.通过赋值创建。 8 dic={'sop':1,'egg':2,'bar':5} 9 print(dic) # {'sop':1, 阅读全文