code: def test_primitives(self):
      assert_json_serializable(1)
      assert_json_serializable(1.0)
      assert_json_serializable("a")
      assert_json_serializable(True)
      assert_json_serializable(None)
  
imports: from graphistry.utils.json import assert_json_serializable
label_desc: Use image node_id 1 for calling the TestAssertJsonSerializable obj's underlying member method code with example usage: obj.test_primitives() without return types