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# Python3.x Python3 os.rename() Method [ Python3 OS File/Directory Methods](#) * * * ### Overview The os.rename() method is used to rename a file or directory from src to dst. If dst is an existing directory, an OSError will be raised. ### Syntax The syntax for the **rename()** method is as follows: os.rename(src, dst) ### Parameters * **src** -- The directory name to be modified * **dst** -- The new directory name ### Return Value This method does not return any value. ### Example The following example demonstrates the use of the rename() method: #!/usr/bin/python3import os, sys # List directoryprint ("Directory is: %s"%os.listdir(os.getcwd()))# Rename os.rename("test","test2")print ("Rename successful.")# List renamed directoryprint ("Directory is: %s" %os.listdir(os.getcwd())) The output of executing the above program is: Directory is:[ 'a1.txt','resume.doc','a3.py','test' ]Rename successful.[ 'a1.txt','resume.doc','a3.py','test2' ] [ Python3 OS File/Directory Methods](#)