Remouse Registration Key Upd Here

class RegistrationKeyUpdater: def __init__(self, user_database, key_validator): self.user_database = user_database self.key_validator = key_validator

def update_registration_key(self, username, new_key): # Update registration key for a given user pass remouse registration key upd

# Usage example if __name__ == "__main__": user_db = UserDatabase() key_validator = KeyValidator() updater = RegistrationKeyUpdater(user_db, key_validator) username = "example_user" current_key = "current_registration_key" new_key = "new_registration_key" class RegistrationKeyUpdater: def __init__(self