FlowEnergy statement filename format change

format_statement_filenames.py

import os
import shutil
import datetime

PATH = '/home/lvisintini/Downloads/flowenergy'


def main():
    new_names = {}
    for dirpath, _, filenames in os.walk(PATH):
        for f in filenames:
            filename_data = f.replace('Statement- ', '')
            day, month, year, extension = filename_data.split('.')
            date = datetime.date(int(year) + 2000, int(month), int(day))
            new_name = f'{date}.{extension}'
            new_names[os.path.join(dirpath, f)] = os.path.join(dirpath, new_name)

    for old_name, new_name in new_names.items():
        shutil.copy2(old_name, new_name)


if __name__ == '__main__':
    main()