Python 3 - os.tcgetpgrp() Method

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Description

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

Syntax

Following is the syntax for tcgetpgrp() method −

os.tcgetpgrp(fd)

Parameters

fd − This is the file descriptor.

Return Value

This method returns the process group.

Example

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

# !/usr/bin/python3
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!!")

Result

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

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