straightforward and concise.\n\nOption A uses the importlib module, which allows importing a module by specifying the full name as a string. While this works, it is less clear compared to option B.\n\nOption B directly imports from the relative path using dot notation, which clearly shows that it is a relative import. This is the recommended way to do relative imports in Python.\n\nIn summary, option B is more accurate and helpful as it uses the standard Python relative import syntax.',     'value': 'B',     'score': 0.0}# Setting requires_input to return True adds additional validation to avoid returning a grade when insufficient data is provided to the chain.try:    evaluator.evaluate_string_pairs(        prediction="use importlib! importlib.import_module('.my_package', '.')",        prediction_b="from .sibling import foo",    )except ValueError as e:    print(e)    CustomPreferenceEvaluator requires an input string.PreviousComparison EvaluatorsNextPairwise Embedding DistanceLLM-Based ExampleCommunityDiscordTwitterGitHubPythonJS/TSMoreHomepageBlogCopyright Â© 2023 LangChain, Inc.