by R4R Team

- rename() is a operating system function in python which are able to rename the files and directories

Syntax-

os.rename(oldfilename,newfilename)


program-

import os

f=open('oldfile.txt','r')
print(f.read())
f.close()

os.rename('oldfile.txt','newfile.txt')

output-

This is the file

-In this program, we have a file named as 'oldfile.txt' that contain the text "This is the file" so we read that file and close then we change the name of file from 'oldfile.txt' to 'newfile.txt'

-Now we try to print the content of newfile.txt

program-

f=open('newfile.txt','r')
print(f.read())
f.close()

output-

This is the file

-In this program, we open a old file with new name.
-If we try to open a file with old name then ?


program-

f=open('newfile.txt','r')
print(f.read())
f.close()

output-

f=open('oldfile.txt','r')

FileNotFoundError: [Errno 2] No such file or directory: 'oldfile.txt'