remove 只能删除文件，删除目录会报错
>>> import os
>>> os.remove("/opt/xxx/server_log/test")
Traceback (most recent call last):
File "<stdin>", line , in <module>
OSError: [Errno ] Is a directory: '/opt/bp/server_log/test'
>>> exit()
python os.remove
remove 只能删除文件，删除目录会报错
>>> import os
>>> os.remove("/opt/xxx/server_log/test")
Traceback (most recent call last):
File "<stdin>", line , in <module>
OSError: [Errno ] Is a directory: '/opt/bp/server_log/test'
>>> exit()