https://blog.youkuaiyun.com/MuWinterzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/MuWinter/article/details/77575068https://blog.youkuaiyun.com/MuWinter/article/details/77575068MuWinterFri, 25 Aug 2017 15:44:30 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77528768https://blog.youkuaiyun.com/MuWinter/article/details/77528768MuWinterThu, 24 Aug 2017 12:58:13 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77508673https://blog.youkuaiyun.com/MuWinter/article/details/77508673MuWinterWed, 23 Aug 2017 17:22:06 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77506489https://blog.youkuaiyun.com/MuWinter/article/details/77506489MuWinterWed, 23 Aug 2017 15:22:46 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77505990https://blog.youkuaiyun.com/MuWinter/article/details/77505990MuWinterWed, 23 Aug 2017 14:54:07 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77452621https://blog.youkuaiyun.com/MuWinter/article/details/77452621MuWinterMon, 21 Aug 2017 17:06:17 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77448905https://blog.youkuaiyun.com/MuWinter/article/details/77448905MuWinterMon, 21 Aug 2017 13:53:45 +0800>> assert 'abc' in 'abcdef' >>> >>> assert 'abc' in 'defghi' Traceback (m]]>https://blog.youkuaiyun.com/MuWinter/article/details/77448901https://blog.youkuaiyun.com/MuWinter/article/details/77448901MuWinterMon, 21 Aug 2017 13:53:12 +0800 unicode —–(encode)—->str 字符串在python内部的表示是unicode编码，因此，在做编码转换时，通常需要以unicode作为中间编码，即先将其他编码的字符串解码（]]>https://blog.youkuaiyun.com/MuWinter/article/details/77370812https://blog.youkuaiyun.com/MuWinter/article/details/77370812MuWinterFri, 18 Aug 2017 15:36:34 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77361196https://blog.youkuaiyun.com/MuWinter/article/details/77361196MuWinterFri, 18 Aug 2017 09:43:09 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77324273https://blog.youkuaiyun.com/MuWinter/article/details/77324273MuWinterThu, 17 Aug 2017 13:49:06 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77306853https://blog.youkuaiyun.com/MuWinter/article/details/77306853MuWinterThu, 17 Aug 2017 10:24:24 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77241485https://blog.youkuaiyun.com/MuWinter/article/details/77241485MuWinterWed, 16 Aug 2017 12:51:38 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77215768https://blog.youkuaiyun.com/MuWinter/article/details/77215768MuWinterWed, 16 Aug 2017 09:30:21 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77196610https://blog.youkuaiyun.com/MuWinter/article/details/77196610MuWinterTue, 15 Aug 2017 16:30:45 +0800>>f=open('f.txt','w') # r只读，w可写，a追加 >>>for i in range(0,10):f.write(str(i)+'\n') . . . >>> f.close()二、文件内容追加，从0到9的10个随机整数：#python >>>import random >>>]]>https://blog.youkuaiyun.com/MuWinter/article/details/77181116https://blog.youkuaiyun.com/MuWinter/article/details/77181116MuWinterTue, 15 Aug 2017 09:43:59 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77178872https://blog.youkuaiyun.com/MuWinter/article/details/77178872MuWinterTue, 15 Aug 2017 09:27:28 +0800https://blog.youkuaiyun.com/MuWinter/article/details/77164299https://blog.youkuaiyun.com/MuWinter/article/details/77164299MuWinterMon, 14 Aug 2017 17:30:38 +0800>> import time >>> a = time.time() >>> time.ctime(a) 'Mon Aug 14 17:23:37 2017' >>>]]>https://blog.youkuaiyun.com/MuWinter/article/details/77002747https://blog.youkuaiyun.com/MuWinter/article/details/77002747MuWinterWed, 09 Aug 2017 16:55:20 +0800https://blog.youkuaiyun.com/MuWinter/article/details/76974584https://blog.youkuaiyun.com/MuWinter/article/details/76974584MuWinterWed, 09 Aug 2017 10:53:26 +0800