| from typing import TYPE_CHECKING, Any | |
| from langchain._api import create_importer | |
| if TYPE_CHECKING: | |
| from langchain_community.chains.graph_qa.gremlin import ( | |
| GRAPHDB_SPARQL_FIX_TEMPLATE, | |
| INTERMEDIATE_STEPS_KEY, | |
| GremlinQAChain, | |
| extract_gremlin, | |
| ) | |
| # Create a way to dynamically look up deprecated imports. | |
| # Used to consolidate logic for raising deprecation warnings and | |
| # handling optional imports. | |
| DEPRECATED_LOOKUP = { | |
| "GRAPHDB_SPARQL_FIX_TEMPLATE": "langchain_community.chains.graph_qa.gremlin", | |
| "GremlinQAChain": "langchain_community.chains.graph_qa.gremlin", | |
| "INTERMEDIATE_STEPS_KEY": "langchain_community.chains.graph_qa.gremlin", | |
| "extract_gremlin": "langchain_community.chains.graph_qa.gremlin", | |
| } | |
| _import_attribute = create_importer(__package__, deprecated_lookups=DEPRECATED_LOOKUP) | |
| def __getattr__(name: str) -> Any: | |
| """Look up attributes dynamically.""" | |
| return _import_attribute(name) | |
| __all__ = [ | |
| "GRAPHDB_SPARQL_FIX_TEMPLATE", | |
| "GremlinQAChain", | |
| "INTERMEDIATE_STEPS_KEY", | |
| "extract_gremlin", | |
| ] | |