from typing import TYPE_CHECKING, Any
from langchain._api import create_importer
if TYPE_CHECKING:
from langchain_community.retrievers import AmazonKendraRetriever
from langchain_community.retrievers.kendra import (
AdditionalResultAttribute,
AdditionalResultAttributeValue,
DocumentAttribute,
DocumentAttributeValue,
Highlight,
QueryResult,
QueryResultItem,
ResultItem,
RetrieveResult,
RetrieveResultItem,
TextWithHighLights,
clean_excerpt,
combined_text,
)
# Create a way to dynamically look up deprecated imports.
# Used to consolidate logic for raising deprecation warnings and
# handling optional imports.
DEPRECATED_LOOKUP = {
"clean_excerpt": "langchain_community.retrievers.kendra",
"combined_text": "langchain_community.retrievers.kendra",
"Highlight": "langchain_community.retrievers.kendra",
"TextWithHighLights": "langchain_community.retrievers.kendra",
"AdditionalResultAttributeValue": "langchain_community.retrievers.kendra",
"AdditionalResultAttribute": "langchain_community.retrievers.kendra",
"DocumentAttributeValue": "langchain_community.retrievers.kendra",
"DocumentAttribute": "langchain_community.retrievers.kendra",
"ResultItem": "langchain_community.retrievers.kendra",
"QueryResultItem": "langchain_community.retrievers.kendra",
"RetrieveResultItem": "langchain_community.retrievers.kendra",
"QueryResult": "langchain_community.retrievers.kendra",
"RetrieveResult": "langchain_community.retrievers.kendra",
"AmazonKendraRetriever": "langchain_community.retrievers",
}
_import_attribute = create_importer(__package__, deprecated_lookups=DEPRECATED_LOOKUP)
def __getattr__(name: str) -> Any:
"""Look up attributes dynamically."""
return _import_attribute(name)
__all__ = [
"clean_excerpt",
"combined_text",
"Highlight",
"TextWithHighLights",
"AdditionalResultAttributeValue",
"AdditionalResultAttribute",
"DocumentAttributeValue",
"DocumentAttribute",
"ResultItem",
"QueryResultItem",
"RetrieveResultItem",
"QueryResult",
"RetrieveResult",
"AmazonKendraRetriever",
]