codekingpro/portable-devtools

1from typing import TYPE_CHECKING, Any2 3from langchain_classic._api import create_importer4 5if TYPE_CHECKING:6    from langchain_community.document_loaders import (7        TelegramChatApiLoader,8        TelegramChatFileLoader,9    )10    from langchain_community.document_loaders.telegram import (11        concatenate_rows,12        text_to_docs,13    )14 15# Create a way to dynamically look up deprecated imports.16# Used to consolidate logic for raising deprecation warnings and17# handling optional imports.18DEPRECATED_LOOKUP = {19    "concatenate_rows": "langchain_community.document_loaders.telegram",20    "TelegramChatFileLoader": "langchain_community.document_loaders",21    "text_to_docs": "langchain_community.document_loaders.telegram",22    "TelegramChatApiLoader": "langchain_community.document_loaders",23}24 25_import_attribute = create_importer(__package__, deprecated_lookups=DEPRECATED_LOOKUP)26 27 28def __getattr__(name: str) -> Any:29    """Look up attributes dynamically."""30    return _import_attribute(name)31 32 33__all__ = [34    "TelegramChatApiLoader",35    "TelegramChatFileLoader",36    "concatenate_rows",37    "text_to_docs",38]39