codekingpro/portable-devtools

1from typing import TYPE_CHECKING, Any2 3from langchain_classic._api import create_importer4 5if TYPE_CHECKING:6    from langchain_community.docstore.base import AddableMixin, Docstore7 8# Create a way to dynamically look up deprecated imports.9# Used to consolidate logic for raising deprecation warnings and10# handling optional imports.11DEPRECATED_LOOKUP = {12    "Docstore": "langchain_community.docstore.base",13    "AddableMixin": "langchain_community.docstore.base",14}15 16_import_attribute = create_importer(__package__, deprecated_lookups=DEPRECATED_LOOKUP)17 18 19def __getattr__(name: str) -> Any:20    """Look up attributes dynamically."""21    return _import_attribute(name)22 23 24__all__ = [25    "AddableMixin",26    "Docstore",27]28