Decorator for retrying a function if it fails

retry.py

def retry(exception):
    def retry_decorator(func):
        def _wrapper(*args, **kwargs):
            tries = 0
            while True:
                try:
                    return func(*args, **kwargs)
                except exception as error:
                    tries += 1
                    if tries <= 5:
                        seconds = 2**(tries+2)
                        print(error)
                        print('Waiting {0} seconds'.format(seconds))
                        time.sleep(seconds)
                    else:
                        raise error

        return _wrapper
    return retry_decorator