<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def require(predicate):
 """Decorator factory for methods requiring a predicate. If the predicate is not fulfilled during a method call, the method call is skipped and None is returned. :param predicate: A callable returning a truth value :returns: Method decorator .. seealso:: :py:class:`internet` """


    def decorator(method):
        @functools.wraps(method)
        def wrapper(*args, **kwargs):
            if predicate():
                return method(*args, **kwargs)
            return None

        return wrapper

    return decorator