Python os.openpty() Method

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Description

The method openpty() opens a pseudo-terminal pair and returns a pair of file descriptors(master,slave) for the pty & the tty respectively.

Syntax

Following is the syntax for openpty() method:

os.openpty()

Parameters

  • NA

Return Value

This method returns a pair of file descriptors i.e., master and slave.

Example

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

# !/usr/bin/python

import os

# master for pty, slave for tty
m,s = os.openpty()

print m
print s

# showing terminal name
s = os.ttyname(s)
print m
print s

When we run above program, it produces following result:

3
4
3
/dev/pty0



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