Rename Downloaded file from YouTube with Filegir.com

changeName.py

import os, glob, sys
import urllib.parse as up

# Titles contain name of videos, like ```Supervised and Unsupervised Learning```
fpTitle = open('Titles', 'r')
# listDwn contain name of files that saved from filegir.com, like ```StatsLearning_Lect1_2b_111213_v2_%5BLvaTokhYnDw%5D_%5Btag22%5D.mp4```
fpListDwn = open('listDwn', 'r')

titles = fpTitle.readlines()

i = 1

for fileName in glob.glob("*.mp4*"):
    if (fileName[len(fileName)-1] != "4"):
        newFileName = fileName[0:len(fileName)-1]

        try:
            os.rename(fileName, newFileName)
        except:
            print(sys.exc_info()[0])
        # ENDEXCEPTION
    # ENDIF
# ENDFOR

for lineNumberOnList, fileName in enumerate(fpListDwn):
    fileName = (up.unquote(fileName)).replace("\n", "")
    newFileName = titles[lineNumberOnList]

    for kindle, repl in [("\n", ""), ("[", "\["), ("]", "\]")]:
        newFileName = newFileName.replace(kindle, repl)
    # ENDFOR

    newFileName = str(i) + " - " + newFileName + ".mp4"

    try:
        os.rename(fileName, newFileName)
        print(fileName + " renamed to " + newFileName)
    except:
        print(sys.exc_info()[0])
    # ENDEXCEPTION

    i += 1
# ENDFOR