Python Os.fchdir() Method

Description

Python method fchdir() change the current working directory to the directory represented by the file descriptor fd. The descriptor must refer to an opened directory, not an open file.

Syntax

Following is the syntax for fchdir() method:

os.fchdir(fd);

Parameters

• fd - This is a Directory descriptor.

Return Value

This method does not return any value.

Example

The following example shows the usage of fchdir() method.

#!/usr/bin/python

import os, sys

# First go to the "/var/www/html" directory
os.chdir("/var/www/html" )

# Print current working directory
print "Current working dir : %s" % os.getcwd()

# Now open a directory "/tmp"
fd = os.open( "/tmp", os.O_RDONLY )

# Use os.fchdir() method to change the dir
os.fchdir(fd)

# Print current working directory
print "Current working dir : %s" % os.getcwd()

# Close opened directory.
os.close( fd )

When we run the above program, it produces the following result:

Current working dir : /var/www/html
Current working dir : /tmp

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