code: def circuit_two_qubits_two_params(inpt):
      r"""Circuit with a single-qubit, two-param output function :math:`<Z>`.
  
      By-hand calculation of :math:`f(x)` gives :math:`<Z> = cos(x_1) cos(x_2)`
      Fourier coeffs are 0.25 for all :math:`+/-1` combinations, 0 elsewhere
      (Same as the circuit with one qubit and two params)
      """
      qml.RY(inpt[0], wires=0)
      qml.RX(inpt[1], wires=1)
      qml.CNOT(wires=[1, 0])
      return qml.expval(qml.PauliZ(0))
  
imports: from functools import partial
  import pytest
  import pennylane
  from pennylane import numpy
  from pennylane.fourier import coefficients
label_desc: Use image node_id 7 for calling a global function with example usage: circuit_two_qubits_two_params(inpt) and returns: qml