Timetophoto Registration Code Hot Instant

import uuid import hashlib import hmac import time import base64

# Combine timestamp and unique ID combined_string = timestamp + unique_id

def validate_registration_code(self, registration_code, max_age=3600): # max_age in seconds, default 1 hour try: registration_code_bytes = base64.b64decode(registration_code) except Exception as e: return False, "Invalid registration code format"