/
graph.py
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/
graph.py
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"""**Graphs** provide a natural language interface to graph databases."""
from typing import TYPE_CHECKING, Any
from langchain._api import create_importer
if TYPE_CHECKING:
from langchain_community.graphs.index_creator import GraphIndexCreator
from langchain_community.graphs.networkx_graph import NetworkxEntityGraph
# Create a way to dynamically look up deprecated imports.
# Used to consolidate logic for raising deprecation warnings and
# handling optional imports.
DEPRECATED_LOOKUP = {
"GraphIndexCreator": "langchain_community.graphs.index_creator",
"NetworkxEntityGraph": "langchain_community.graphs.networkx_graph",
}
_import_attribute = create_importer(__package__, deprecated_lookups=DEPRECATED_LOOKUP)
def __getattr__(name: str) -> Any:
"""Look up attributes dynamically."""
return _import_attribute(name)
__all__ = ["GraphIndexCreator", "NetworkxEntityGraph"]