code: def get_RX_circuit(scales):
      """Generate a circuit with Pauli-X rotation gates with ``f*x``
      as argument where the ``f`` s are stored in ``scales`` ."""
  
      @qml.qnode(dev_0)
      def circuit(x):
          for f in scales:
              qml.RX(f * x, wires=0)
          return qml.expval(qml.PauliZ(0))
  
      return circuit
  
imports: from inspect import signature
  from itertools import chain
  from functools import reduce
  import pytest
  import numpy
  import pennylane
  from pennylane import numpy
  from pennylane.fourier.reconstruct import _reconstruct_equ, _reconstruct_gen, _prepare_jobs, reconstruct
  from pennylane.fourier.utils import join_spectra
label_desc: Use image node_id 2 for calling a global function with example usage: get_RX_circuit(scales) and returns: circuit, qml