For my dad

dir_file_renamer.py

from PIL import Image, ImageFont, ImageDraw

import glob
import os
import re
import time

""""""
dir_to_watch_name = './to_watch'
watch_every = 10
""""""

check_counter = 1
created = []
renamed = []


def create_image(dir_name):
    dir_first_letter = dir_name[0]

    for item in glob.glob(f'{dir_to_watch_name}/{dir_name}/*__000.jpg'):
        os.remove(item)

    dir_image = Image.new('RGB', (800, 600), color='red')
    dir_image_draw = ImageDraw.Draw(dir_image)
    dir_image_text = dir_name
    dir_image_text_font = ImageFont.truetype('arial.ttf', 100)
    dir_image_text_w, dir_image_text_h = dir_image_draw.textsize(dir_image_text,
                                                                 font=dir_image_text_font)

    dir_image_draw.text((((dir_image.width - dir_image_text_w) / 2),
                         ((dir_image.height - dir_image_text_h) / 2)),
                        dir_image_text, fill='white', font=dir_image_text_font)
    dir_image.save(f'{dir_to_watch_name}/{dir_name}/{dir_first_letter}__000.jpg')
    created.append(f'"{dir_first_letter}__000.jpg"')


def rename_file(dir_name, old_file_name):
    counter = 1
    dir_first_letter = dir_name[0]
    old_file_name_cut = old_file_name
    match_old_item = re.compile(r'(\w)_').search(old_file_name)
    match_old_item = match_old_item.group(1) if match_old_item else None

    if match_old_item and match_old_item != dir_first_letter:
        old_file_name_cut = old_file_name[2:]

    if os.path.exists(f'{dir_to_watch_name}/{dir_name}/{dir_first_letter}_{old_file_name_cut}'):
        while True:
            file_name, file_extension = os.path.splitext(old_file_name_cut)
            file_name = f'{file_name}_{counter}'
            new_file = f'{file_name}{file_extension}'

            if not os.path.exists(f'{dir_to_watch_name}/{dir_name}/{dir_first_letter}_{new_file}'):
                break

            counter += 1
    else:
        new_file = old_file_name_cut

    os.rename(f'{dir_to_watch_name}/{dir_name}/{old_file_name}',
              f'{dir_to_watch_name}/{dir_name}/{dir_first_letter}_{new_file}')
    renamed.append(f'"{old_file_name}" to "{dir_first_letter}_{new_file}"')


def check_every_file():
    for directory in os.listdir(f'{dir_to_watch_name}'):
        dir_first_letter = directory[0]

        if f'{dir_first_letter}__000.jpg' not in os.listdir(f'{dir_to_watch_name}/{directory}'):
            create_image(directory)

        for file in os.listdir(f'{dir_to_watch_name}/{directory}'):
            if not file.startswith(f'{dir_first_letter}'):
                rename_file(directory, file)

    print(f'Check {check_counter} :')

    if created:
        print(f'\tCreated ({len(created)}) :', ', '.join(created))
    else:
        print('\tDid not create any directory image')

    if renamed:
        print(f'\tRenamed ({len(renamed)}) :', ', '.join(renamed))
    else:
        print('\tDid not rename any file')


while True:
    check_every_file()

    check_counter += 1

    created.clear()
    renamed.clear()
    time.sleep(watch_every)