python cmhod permission

最新推荐文章于 2025-08-23 20:28:56 发布

转载最新推荐文章于 2025-08-23 20:28:56 发布 · 84 阅读

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#python

本文详细介绍了Python中os.chmod方法的使用方法及其参数含义，通过实例展示了如何设置文件权限，包括执行权限、写权限等，并成功更改了文件模式。

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os.chmod("/code/wk/batch_gen_list_links.py",stat.S_IEXEC|stat.S_IWRITE)

Python os.chmod() Method

Description:

This method changes the mode of path to the passed numeric mode. The mode may take one of the following values or bitwise ORed combinations of them:

stat.S_ISUID: Set user ID on execution.
stat.S_ISGID: Set group ID on execution.
stat.S_ENFMT: Record locking enforced.
stat.S_ISVTX: Save text image after execution.
stat.S_IREAD: Read by owner.
stat.S_IWRITE: Write by owner.
stat.S_IEXEC: Execute by owner.
stat.S_IRWXU: Read, write, and execute by owner.
stat.S_IRUSR: Read by owner.
stat.S_IWUSR: Write by owner.
stat.S_IXUSR: Execute by owner.
stat.S_IRWXG: Read, write, and execute by group.
stat.S_IRGRP: Read by group.
stat.S_IWGRP: Write by group.
stat.S_IXGRP: Execute by group.
stat.S_IRWXO: Read, write, and execute by others.
stat.S_IROTH: Read by others.
stat.S_IWOTH: Write by others.
stat.S_IXOTH: Execute by others.

Syntax:

os.chmod(path, mode);

Parameters:

Here is the detail of parameters:

path: This is the path for which mode would be set.
mode: This may take one of the above mentioned values or bitwise ORed combinations of them:

Example:

#!/usr/bin/python

import os, sys, stat

# Assuming /tmp/foo.txt exists, Set a file execute by the group.

os.chmod("/tmp/foo.txt", stat.S_IXGRP)

# Set a file write by others.
os.chmod("/tmp/foo.txt", stat.S_IWOTH)

print "Changed mode successfully!!"

This produces following result: