from typing import Any
import importlib


def load_obj(obj_path: str, default_obj_path: str = "") -> Any:
    """Extract an object from a given path.
        Args:
            obj_path: Path to an object to be extracted, 
            including the object name.
            default_obj_path: Default object path.
        Returns:
            Extracted object.
        Raises:
            AttributeError: When the object does not have 
            the given named attribute.
    """

    obj_path_list = obj_path.rsplit(".", 1)
    obj_path = obj_path_list.pop(0) if len(obj_path_list) > 1 else default_obj_path  
    obj_name = obj_path_list[0]
    module_obj = importlib.import_module(obj_path)
    
    if not hasattr(module_obj, obj_name):
        raise AttributeError(
            f"Object `{obj_name}` cannot be loaded from `{obj_path}`."
        )
    
    return getattr(module_obj, obj_name)