Rename subtitles from Udacity class. Code by Bizelli.

exemplo_bizelli.py

import os

def rename_dir(path,sufix,extension_searched):
    for file_name in os.listdir(path):
        file_name_without_ext = os.path.splitext(file_name)[0]
        extension = os.path.splitext(file_name)[1]
        if extension == extension_searched:
            if file_name_without_ext.rfind(sufix) > 0:
                new_file_name = file_name[:file_name_without_ext.rfind(sufix)] + extension_searched
                os.rename(os.path.join(path,file_name),os.path.join(path,new_file_name))
            else:
                os.chdir(path)
                os.remove(file_name)


"""
The r means that the string is to be treated as a raw string, which means all escape codes will be ignored.
For an example:
'\n' will be treated as a newline character, while r'\n' will be treated as the characters \ followed by n.
"""
path = r"C:\Users\Bizelli\Google Drive\udacity\module_2\class_2"
sufix = " - lang_en_vs1"
extension = ".srt"
rename_dir(path,sufix,extension)