python 快速创建字典 fromkes()
发布时间:2020-12-20 10:25:03 所属栏目:Python 来源:网络整理
导读:作用:快速创建字典 特点:共用value seq = [ ‘ google ‘ , ‘ ie ‘ , ‘ firefox ‘ ] # seq为可迭代对象(str,list,tuple,dict,set) dic = dict.fromkeys(seq) print (dic) # {‘google‘: None,‘ie‘: None,‘firefox‘: None} dic2 = dict.fromkeys
作用:快速创建字典 特点:共用value seq = [‘google‘,‘ie‘,‘firefox‘] # seq为可迭代对象(str,list,tuple,dict,set) dic = dict.fromkeys(seq) print(dic) # {‘google‘: None,‘ie‘: None,‘firefox‘: None} dic2 = dict.fromkeys(seq,10) print(dic2) # {‘google‘: 10,‘ie‘: 10,‘firefox‘: 10} (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |