Monday, August 17, 2020

Python os.tcgetpgrp() Method



Hello dear readers! Welcome back to another section of our tutorial on Python. In this tutorial guide, we are going to be studying about the Os tcgetpgrp() method.

The Python os tcgetpgrp() method gives back the process group associated with the terminal given by fd(an open file descriptor as returned by os.open() method).

Syntax

The following below is the syntax for Python Os tcgetpgrp() method -

os.tcgetpgrp( fd )


Parameter Details

  • fd - This is the file descriptor.

Return Value

It returns the process group.

Example

The following below is a simple example -

# !/usr/bin/python

import os, sys

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

# Changing dir to /dev/tty
fd = os.open("/dev/tty",os.O_RDONLY)

f = os.tcgetpgrp(fd)

# Showing the process group
print "the process group associated is: "
print f

os.close(fd)
print "Closed the file successfully!!"

Output
When the above code is executed, it will produce the following result -

Current working dir is :/tmp
the process group associated is:
2670
Closed the file successfully!!


Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the Python OS tcsetpgrp() Method.

Feel free to ask your questions where necessary and i will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.

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