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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def run(self):
 """Run self.rules_list. Return True if one rule channel has been passed. Otherwise return False and the deny() method of the last failed rule. """

        failed_result = None
        for rule in self.rules_list:
            for check, deny in rule:
                if not check():
                    failed_result = (False, deny)
                    break
            else:
                return (True, None)
        return failed_result