Source code for langchain_core.utils.loading
"""Utilities for loading configurations from langchain_core-hub."""
import warnings
from typing import Any
from langchain_core._api.deprecation import deprecated
[docs]@deprecated(
since="0.1.30",
removal="1.0",
message=(
"Using the hwchase17/langchain-hub "
"repo for prompts is deprecated. Please use "
"<https://smith.langchain.com/hub> instead."
),
)
def try_load_from_hub(
*args: Any,
**kwargs: Any,
) -> Any:
warnings.warn(
"Loading from the deprecated github-based Hub is no longer supported. "
"Please use the new LangChain Hub at https://smith.langchain.com/hub instead.",
DeprecationWarning,
stacklevel=2,
)
# return None, which indicates that we shouldn't load from old hub
# and might just be a filepath for e.g. load_chain
return None