RenameFiles.py

import os
import datetime

# Set the path where to rename the files from
path = "D:\\Pictures\\Phone\\Sort\\Rename"

# Loop through list of files
for file_name in os.listdir(path):
    # If the four characters of a file name are digits assume it's been renamed already and skip it
    if (file_name[:4].isdigit() and len(file_name) >= 4):
        print("Skipped " + file_name)
        continue

    # Full file path
    full_path = path + "\\" + file_name

    # Get file's created date in iso format
    created_date = datetime.datetime.fromtimestamp(os.path.getctime(full_path)).strftime("%Y-%m-%d")

    # New file name
    new_file_name = created_date + "_" + file_name;

    # New file name full file path
    renamed_file = path + "\\" + new_file_name;

    # Rename the file
    os.rename(full_path, renamed_file)

    # Print file that was renamed
    print("Renamed " + file_name + " to " + new_file_name)

#test commit