Python OS Module

 Python OS module provides the facility to establish the interaction between the user and the operating system. It offers many useful OS functions that are used to perform OS-based tasks and get related information about operating system.

The OS comes under Python's standard utility modules. This module offers a portable way of using operating system dependent functionality.

The Python OS module lets us work with the files and directories.

os.name()

This function provides the name of the operating system module that it imports.

Currently, it registers 'posix', 'nt', 'os2', 'ce', 'java' and 'riscos'.

os.mkdir()

The os.mkdir() function is used to create new directory.

os.getcwd()

It returns the current working directory(CWD) of the file.

os.chdir()

The os module provides the chdir() function to change the current working directory.

os.rmdir()

The rmdir() function removes the specified directory with an absolute or related path. First, we have to change the current working directory and remove the folder.

os.error()

The os.error() function defines the OS level errors. It raises OSError in case of invalid or inaccessible file names and path etc.

os.popen()

This function opens a file or from the command specified, and it returns a file object which is connected to a pipe.

os.close()

This function closes the associated file with descriptor fr.

os.rename()

A file or directory can be renamed by using the function os.rename(). A user can rename the file if it has privilege to change the file.

os.access()

This function uses real uid/gid to test if the invoking user has access to the path.


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