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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 CheckInputArgs(*interfaces):
 """Must provide at least one interface, the last one may be repeated. """

    l = len(interfaces)
    def wrapper(func):
        def check_args(self, *args, **kw):
            for i in range(len(args)):
                if (l > i and interfaces[i].providedBy(args[i])) or interfaces[-1].providedBy(args[i]):
                    continue
                if l > i: raise TypeError, 'arg %s does not implement %s' %(args[i], interfaces[i])
                raise TypeError, 'arg %s does not implement %s' %(args[i], interfaces[-1])
            func(self, *args, **kw)
        return check_args
    return wrapper