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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 get_port(self, adapter_number, port_number):
 """ Return the port for this adapter_number and port_number or returns None if the port is not found """

        for port in self.ports:
            if port.adapter_number == adapter_number and port.port_number == port_number:
                return port
        return None