class_docstr: Unit tests for the ParametrizedEvolution class.
class_docstr_tok: ["Unit","tests","for","the","ParametrizedEvolution","class","."]
docstr: Test that flag dense is set correctly
docstr_tok: ["Test","that","flag","dense","is","set","correctly"]
code: def test_set_dense(self):
      """Test that flag dense is set correctly"""
      ops = [qml.PauliX(0), qml.PauliY(1), qml.PauliZ(2)]
      coeffs = [1, 2, 3]
      H = ParametrizedHamiltonian(coeffs, ops)
      ev = ParametrizedEvolution(H=H, params=None, t=2)
      assert ev.dense is False
      assert (
          ev(params=[], t=2).dense is False
      )  # Test that calling inherits the dense keyword
  
      ev2 = ParametrizedEvolution(H=H, params=None, t=2, dense=True)
      assert ev2.dense is True
      assert (
          ev2(params=[], t=2).dense is True
      )  # Test that calling inherits the dense keyword
  
      ev3 = ParametrizedEvolution(H=H, params=None, t=2, dense=False)
      assert ev3.dense is False
      assert ev3(params=[], t=2).dense is False
  
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 2 for calling the TestInitialization obj's underlying member method code with example usage: obj.test_set_dense() without return types