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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 connect(self, component):
 """Connect two ThreadPools. The ``in_queue`` of the second pool will be set as the ``out_queue`` of the current pool, thus all the output will be input to the second pool. Args: component (ThreadPool):
 the ThreadPool to be connected. Returns: ThreadPool: the modified second ThreadPool. """

        if not isinstance(component, ThreadPool):
            raise TypeError('"component" must be a ThreadPool object')
        component.in_queue = self.out_queue
        return component