image_process_rename.py

import os

def rename_and_prepare_images():
    # Walk through all files in the current directory and its subdirectories
    for path, subdirs, files in os.walk('.'):
        # Dictionary to keep track of the last index used for each file type
        index_map = {}
        # Process files in alphabetical order
        for file in sorted(files):
            # Skip Python script files
            if file.endswith(".py"):
                continue

            # Extract the file extension
            f_type = file.split('.')[-1].lower()
            # Increment the index for this file type
            next_index = index_map.get(f_type, 0) + 1
            # Create a new filename with a padded index number
            new_name = f"{next_index:04d}.{f_type}"
            # Rename the file to the new name
            os.rename(os.path.join(path, file), os.path.join(path, new_name))
            # Update the index map
            index_map[f_type] = next_index

if __name__ == "__main__":
    # Run the renaming and preparation function
    rename_and_prepare_images()