Python method tcgetpgrp() returns the process group associated with the terminal given by fd (an open file descriptor as returned by os.open())
Following is the syntax for tcgetpgrp() method −
fd − This is the file descriptor.
This method returns the process group.
The following example shows the usage of tcgetpgrp() method.
# !/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!!"
When we run above program, it produces following result −
Current working dir is :/tmp the process group associated is: 2670 Closed the file successfully!!