selenium报错信息-- Python 中 'unicodeescape' codec can't decode bytes in position XXX: trun错误解决方案

本以为是缺少utf-8造成的错误,但是加完这个还是报错,于是在网上百度了一下是因为上传的路劲粗无偶导致的
正确的写法是把路劲中“\”变为“\\”,或者在路劲的开头加上“r”,或者在路劲的开头加上“r”并且把“\”变为“/”
如下:
1、os.system('C:\\Users\\fyr\\Desktop\\auit.exe')
2、os.system(r'C:\Users\fyr\Desktop\auit.exe')
3、os.system(r'C:/Users/fyr/Desktop/auit.exe')
具体原因:
window读取文件可以用"\",但是在字符串中“\”是被当作转义字符来使用。
解决办法:
Python中描述路劲时可以有多种方式,以下是常见的三种:
1、转义的方式
'd:\\a.txt'
2、显式声明字符串不用转义
'd:r\a.txt'
3、使用Linux的路径
'd:/a.txt'
在linux和window下都可以用第三种
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