Python: Modify file permissions

OS. chmod () method this method updates the path or File Permission In numeric mode. This mode can take one of the following values or bitwise OR operation combinations:

• 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:

• Path: this is the path for which mode wocould be set.
• Mode: this may take one of the above mentioned values or bitwise ored combinations of them:

Example 1:

#!/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:
Changed mode successfully!!
os.chmod("/tmp/foo.txt", stat.S_IRWXU|stat.S_IRGRP|stat.S_IROTH) # mode:777