#Import os Library

import os

​

#open a file and create a file descriptor

fd = os.open("test.txt", os.O_RDWR|os.O_CREAT)

​

#Duplicate File descriptor

duplicateFd = os.dup(fd)

​

#print both descriptors

print("Orignal file descriptor:", fd)

print("Duplicate file descriptor:", duplicateFd)

​

#close file

os.close(fd)

os.close(duplicateFd)

​