import os
from pathlib import Path


res = Path('E:/') / 'Projects' / 'AndroidStudioProjects' / 'WebtoonViewer' / 'app' / 'src' / 'main' / 'res'

for folder_path in res.iterdir():
    if "drawable" in folder_path.name and folder_path.is_dir():
        for file_path in folder_path.iterdir():
            if "menu-dots-vertical" in file_path.name:
                new_path = folder_path / ("menu_" + file_path.name.split("_")[1])
                # if new_path.exists:
                #     os.remove(new_path)
                os.rename(file_path, new_path)