def index_function_app()

in azure_functions_worker/loader.py [0:0]

• 20 lines of code
• 5 McCabe index (conditional complexity)

def index_function_app(function_path: str):
    module_name = pathlib.Path(function_path).stem
    imported_module = importlib.import_module(module_name)

    from azure.functions import FunctionRegister
    app: Optional[FunctionRegister] = None
    for i in imported_module.__dir__():
        if isinstance(getattr(imported_module, i, None), FunctionRegister):
            if not app:
                app = getattr(imported_module, i, None)
            else:
                raise ValueError(
                    f"More than one {app.__class__.__name__} or other top "
                    f"level function app instances are defined.")

    if not app:
        script_file_name = get_app_setting(
            setting=PYTHON_SCRIPT_FILE_NAME,
            default_value=f'{PYTHON_SCRIPT_FILE_NAME_DEFAULT}')
        raise ValueError("Could not find top level function app instances in "
                         f"{script_file_name}.")

    return app.get_functions()