class_docstr: Tests for the ``Wires`` class.
docstr: Tests the __contains__() method.
code: def test_contains(
      self,
  ):
      """Tests the __contains__() method."""
  
      wires = Wires([0, 1, 2, 3, Wires([4, 5]), None])
  
      assert 0 in wires
      assert Wires([4, 5]) in wires
      assert None in wires
      assert Wires([1]) not in wires
      assert Wires([0, 3]) not in wires
      assert Wires([0, 4]) not in wires
  
      assert [0, 4] not in wires
      assert [4] not in wires
  
imports: import pytest
  import numpy
  import pennylane
  from pennylane.wires import Wires, WireError
label_desc: Use image node_id 12 for calling the TestWires obj's underlying member method code with example usage: obj.test_contains() without return types