chore: remove commented-out import_from_string utility in _legacy.py

livekit-agents/livekit/agents/cli/_legacy.py

@@ -79,35 +79,6 @@ class _ExitCli(BaseException):
     pass
 
 
-# from https://github.com/encode/uvicorn/blob/c1144fd4f130388cffc05ee17b08747ce8c1be11/uvicorn/importer.py#L9C1-L34C20
-# def import_from_string(import_str: Any) -> Any:
-#     if not isinstance(import_str, str):
-#         return import_str
-
-#     module_str, _, attrs_str = import_str.partition(":")
-#     if not module_str or not attrs_str:
-#         message = 'Import string "{import_str}" must be in format "<module>:<attribute>".'
-#         raise RuntimeError(message.format(import_str=import_str))
-
-#     try:
-#         module = importlib.import_module(module_str)
-#     except ModuleNotFoundError as exc:
-#         if exc.name != module_str:
-#             raise exc from None
-#         message = 'Could not import module "{module_str}".'
-#         raise RuntimeError(message.format(module_str=module_str)) from None
-
-#     instance = module
-#     try:
-#         for attr_str in attrs_str.split("."):
-#             instance = getattr(instance, attr_str)
-#     except AttributeError:
-#         message = 'Attribute "{attrs_str}" not found in module "{module_str}".'
-#         raise RuntimeError(message.format(attrs_str=attrs_str, module_str=module_str)) from None
-
-#     return instance
-
-
 ConsoleMode = Literal["text", "audio"]
 
 SAMPLE_RATE = 24000