renaming.py

# Author: Enan Ajmain
# Email : 3nan.ajmain@gmail.com
# Github: https://github.com/enanajmain


import os
arr = os.listdir(".")

vdo=[]
sub=[]
for i in range(arr.__len__()):
    if arr[i].endswith('.mkv'):
        vdo.append(arr[i])
    elif arr[i].endswith('.srt'):
        sub.append(os.path.splitext(arr[i])[0])

for i in range(vdo.__len__()):
    os.rename(vdo[i], sub[i]+".mkv")