class_docstr: Test class for MultipleChoiceExplainPrompter
class_docstr_tok: ["Test","class","for","MultipleChoiceExplainPrompter"]
code: def test_prompt_style_w_chat(self):
      prompter = MultipleChoiceExplainPrompter(
          prompt_style=PromptStyle.CHAT.value
      )
      res = next(
          prompter.build_prompt("choose one", "- A\n- B\n- C", "C")
      )
      assert "USER:" in res
      assert "choose one" in res
      assert "Choose the answer that best answers the question." in res
      assert "- A\n- B\n- C" in res
  
file_path: axolotl/tests/test_prompters.py
imports: import unittest
  from axolotl.prompt_strategies.alpaca_w_system import SystemDataPrompter
  from axolotl.prompters import AlpacaPrompter, MultipleChoiceExplainPrompter, PromptStyle, UnpromptedPrompter
label_desc: Use image node_id 1 for calling the MultipleChoiceExplainPrompterTest obj's underlying member method code with example usage: obj.test_prompt_style_w_chat() without return types