class_docstr: Unit tests for the ParametrizedHamiltonianPytree class.
class_docstr_tok: ["Unit","tests","for","the","ParametrizedHamiltonianPytree","class","."]
docstr: Test that the call method works correctly.
docstr_tok: ["Test","that","the","call","method","works","correctly","."]
code: def test_call_method_rydberg_hamiltonian(self):
      """Test that the call method works correctly."""
      H_pytree = ParametrizedHamiltonianPytree.from_hamiltonian(
          RH, dense=False, wire_order=[2, 3, 1, 0]
      )
      params = [1.2, 2.3]
      time = 4
      res = H_pytree(params, t=time)
  
      assert isinstance(res, LazyDotPytree)
      assert qml.math.allclose(
          res.coeffs,
          (
              1.0,
              amplitude_and_phase(jnp.cos, f1, f2)(params, time),
              amplitude_and_phase(jnp.sin, f1, f2)(params, time),
          ),
      )
  
file_path: pennylane/tests/pulse/test_parametrized_hamiltonian_pytree.py
imports: import numpy
  import pytest
  import pennylane
label_desc: Use image node_id 3 for calling the TestParametrizedHamiltonianPytree obj's underlying member method code with example usage: obj.test_call_method_rydberg_hamiltonian() without return types