class_docstr: Unit tests for the ParametrizedEvolution class.
class_docstr_tok: ["Unit","tests","for","the","ParametrizedEvolution","class","."]
docstr: Test that the ``ParametrizedEvolution`` attributes can be updated
  using the ``__call__`` method.
docstr_tok: ["Test","that","the","``","ParametrizedEvolution","``","attributes","can","be","updated","using","the","``","__call__","``","method","."]
code: def test_update_attributes(self):
      """Test that the ``ParametrizedEvolution`` attributes can be updated
      using the ``__call__`` method."""
      ops = [qml.PauliX(0), qml.PauliY(1)]
      coeffs = [1, 2]
      H = ParametrizedHamiltonian(coeffs, ops)
      ev = ParametrizedEvolution(H=H, mxstep=10)
  
      # pylint:disable = use-implicit-booleaness-not-comparison
      assert ev.parameters == []
      assert ev.num_params == 0
      assert ev.t is None
      assert ev.odeint_kwargs == {"mxstep": 10}
      params = []
      t = 6
      new_ev = ev(params, t, atol=1e-6, rtol=1e-4)
  
      assert new_ev is not ev
      assert qml.math.allequal(new_ev.parameters, params)
      assert new_ev.num_params == 0
      assert qml.math.allequal(new_ev.t, [0, 6])
      assert new_ev.odeint_kwargs == {
          "mxstep": 10,
          "atol": 1e-6,
          "rtol": 1e-4,
      }
  
imports: from functools import reduce
  import numpy
  import pytest
  import pennylane
  from pennylane.operation import AnyWires
  from pennylane.ops import QubitUnitary
  from pennylane.pulse import ParametrizedEvolution, ParametrizedHamiltonian
  from pennylane.tape import QuantumTape
  from pennylane.devices import DefaultQubit, DefaultQubitLegacy
label_desc: Use image node_id 8 for calling the TestInitialization obj's underlying member method code with example usage: obj.test_update_attributes() without return types