字符串的分割，split函数
1.按某个字符分割，例如：'.'
>>> str="www.baidu.com"
>>> str1=str.split(".")
>>> print (str1[0],str1[1],str1[2])
www baidu com
2.按某个字符分割，分割n次，例如1次
>>> str="www.baidu.com"
>>> str1=str.split(".",1)
>>> print (str1[0],str1[1])
www baidu.com
实例：split代码：
| result='sinajp_1580097300873005379567841634181({"data_title":"fymap","data":{"times":"\u622a\u81f32\u670810\u65e520\u65f603\u5206","mtime":"2020-02-10 20:03:00","cachetime":"2020-02-10 20:08:16","gntotal":"40235","deathtotal":"909","sustotal":"23589","curetotal":"3283","list":[{"name":"\u5317\u4eac","ename":"beijing","value":"337","susNum":"207","deathNum":"2","cureNum":"44","city":[{"name":"\u4e1c\u57ce\u533a","conNum":"9","susNum":"0","cureNum":"0","deathNum":"0","mapName":"\u4e1c\u57ce\u533a"},{"name":"\u4ed9\u6843","conNum":"416","susNum":"0","cureNum":"41","deathNum":"7","mapName":"\u4ed9\u6843\u5e02"},{"name":"\u5929\u95e8","conNum":"217","susNum":"0","cureNum":"10","deathNum":"10","mapName":"\u5929\u95e8\u5e02"}],"add_daily":{"addcon":3010,"addsus":0,"adddeath":97,"addcure":862,"wjw_addsus":4008}}})' json_str0 = result.split('(') #先以(分割，分成两部分 print (json_str0[0]) print ("-----") json_str1=json_str0[1].split(')')[0] #然后再上面结果索引1，以)分割，分成两部分 print (json_str1) print ("-----") json_str = result.split('(')[1].split(')')[0] #综合:先以(分割，索引是0，1；取1；然后再以)分割，索引0，1，取0 print (json_str) |
print结果：
