code: def test_combine_game_inputs_combination_entries_should_contain_valid_game_input_keys(
      self,
  ):
      with pytest.raises(SerpentError):
          self.game_api.combine_game_inputs(["A", "B"])
  
      with pytest.raises(SerpentError):
          self.game_api.combine_game_inputs(["A", ["B", "C"]])
  
      with pytest.raises(SerpentError):
          self.game_api.combine_game_inputs(["1", "B"])
  
      self.game_api.combine_game_inputs(["1"])
      self.game_api.combine_game_inputs(["1", "2", "3"])
      self.game_api.combine_game_inputs(["1", ["2", "3"]])
  
file_path: SerpentAI/tests/unit/test_game_api.py
imports: import pytest
  from serpent.game_api import GameAPI
  from serpent.game import Game
  from serpent.input_controller import KeyboardKey
  from serpent.utilities import SerpentError
label_desc: Use image node_id 4 for calling the TestGameAPI obj's underlying member method code with example usage: obj.test_combine_game_inputs_combination_entries_should_contain_valid_game_input_keys() without return types