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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 circuit_to_latex_using_qcircuit( circuit: circuits.Circuit, qubit_order: ops.QubitOrderOrList = ops.QubitOrder.DEFAULT) -> str: """Returns a QCircuit-based latex diagram of the given circuit. Args: circuit: The circuit to represent in latex. qubit_order: Determines the order of qubit wires in the diagram. Returns: Latex code for the diagram. """

    diagram = circuit.to_text_diagram_drawer(
        qubit_namer=qcircuit_qubit_namer,
        qubit_order=qubit_order,
        get_circuit_diagram_info=get_qcircuit_diagram_info)
    return _render(diagram)