class_docstr: Tests for the basis state projector observable.
class_docstr_tok: ["Tests","for","the","basis","state","projector","observable","."]
docstr: Test that the projector has an empty list of diagonalizing gates.
docstr_tok: ["Test","that","the","projector","has","an","empty","list","of","diagonalizing","gates","."]
code: def test_projector_diagonalization(self, basis_state):
      """Test that the projector has an empty list of diagonalizing gates."""
      num_wires = len(basis_state)
      diag_gates = qml.Projector(
          basis_state, wires=range(num_wires)
      ).diagonalizing_gates()
      assert diag_gates == []
  
      diag_gates_static = (
          BasisStateProjector.compute_diagonalizing_gates(
              basis_state, wires=range(num_wires)
          )
      )
      assert diag_gates_static == []
  
imports: import functools
  import pickle
  import pytest
  import numpy
  from gate_data import I, X, Y, Z, H
  import pennylane
  from pennylane.ops.qubit.observables import BasisStateProjector, StateVectorProjector
label_desc: Use image node_id 2 for calling the TestBasisStateProjector obj's underlying member method code with example usage: obj.test_projector_diagonalization(basis_state) without return types