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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, signal, slot, transform=None, condition=None):
 """Defines a connection between this objects signal and another objects slot signal: the signal this class will emit, to cause the slot method to be called receiver: the object containing the slot method to be called slot: the slot method to call transform: an optional value override to pass into the slot method as the first variable condition: only call the slot if the value emitted matches the required value or calling required returns True """

        if not signal in self.signals:
            print("WARNING: {0} is trying to connect a slot to an undefined signal: {1}".format(self.__class__.__name__,
                                                                                       str(signal)))
            return

        if not hasattr(self, 'connections'):
            self.connections = {}
        connection = self.connections.setdefault(signal, {})
        connection = connection.setdefault(condition, {})
        connection[slot] = transform