fix google photo dates coming from whatsapp backup

fix_google_photo_whatsapp_backup_dates.py

import os
import re
import argparse
import piexif
from datetime import datetime, timedelta

parser = argparse.ArgumentParser()
parser.add_argument('path')
args = parser.parse_args()

for path in [os.path.join(args.path, path) for path in os.listdir(args.path) if os.path.isfile(os.path.join(args.path, path))]:
    name = os.path.basename(path)
    strings = re.split(';|,|\.|_|-', name)
    
    date = None
    for string in strings:
        try:
            date = datetime.strptime(string, '%Y%m%d')
            break
        except ValueError:
            pass
    if date is None:
        print(f'could not read date from name {name}')
    
    date_string = date.strftime('%Y:%m:%d %H:%M:%S')
    
    try:
        exif = piexif.load(path)
        exif['Exif'][piexif.ExifIFD.DateTimeOriginal] = date_string
        exif['Exif'][piexif.ExifIFD.DateTimeDigitized] = date_string
        piexif.insert(piexif.dump(exif), path)
    except:
        print(f'could not set date for file {name}')