mirror of
https://github.com/hwchase17/langchain
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9aabb446c5
Hello @eyurtsev - package: langchain-comminity - **Description**: Add SQL implementation for docstore. A new implementation, in line with my other PR ([async PGVector](https://github.com/langchain-ai/langchain-postgres/pull/32), [SQLChatMessageMemory](https://github.com/langchain-ai/langchain/pull/22065)) - Twitter handler: pprados --------- Signed-off-by: ChengZi <chen.zhang@zilliz.com> Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com> Co-authored-by: Piotr Mardziel <piotrm@gmail.com> Co-authored-by: ChengZi <chen.zhang@zilliz.com> Co-authored-by: Eugene Yurtsev <eyurtsev@gmail.com>
70 lines
1.9 KiB
Python
70 lines
1.9 KiB
Python
"""**Storage** is an implementation of key-value store.
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Storage module provides implementations of various key-value stores that conform
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to a simple key-value interface.
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The primary goal of these storages is to support caching.
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**Class hierarchy:**
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.. code-block::
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BaseStore --> <name>Store # Examples: MongoDBStore, RedisStore
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"""
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import importlib
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from typing import TYPE_CHECKING, Any
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if TYPE_CHECKING:
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from langchain_community.storage.astradb import (
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AstraDBByteStore,
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AstraDBStore,
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)
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from langchain_community.storage.cassandra import (
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CassandraByteStore,
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)
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from langchain_community.storage.mongodb import (
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MongoDBStore,
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)
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from langchain_community.storage.redis import (
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RedisStore,
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)
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from langchain_community.storage.sql import (
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SQLStore,
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)
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from langchain_community.storage.upstash_redis import (
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UpstashRedisByteStore,
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UpstashRedisStore,
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)
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__all__ = [
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"AstraDBByteStore",
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"AstraDBStore",
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"CassandraByteStore",
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"MongoDBStore",
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"RedisStore",
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"SQLStore",
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"UpstashRedisByteStore",
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"UpstashRedisStore",
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]
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_module_lookup = {
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"AstraDBByteStore": "langchain_community.storage.astradb",
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"AstraDBStore": "langchain_community.storage.astradb",
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"CassandraByteStore": "langchain_community.storage.cassandra",
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"MongoDBStore": "langchain_community.storage.mongodb",
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"RedisStore": "langchain_community.storage.redis",
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"SQLStore": "langchain_community.storage.sql",
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"UpstashRedisByteStore": "langchain_community.storage.upstash_redis",
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"UpstashRedisStore": "langchain_community.storage.upstash_redis",
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}
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def __getattr__(name: str) -> Any:
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if name in _module_lookup:
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module = importlib.import_module(_module_lookup[name])
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return getattr(module, name)
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raise AttributeError(f"module {__name__} has no attribute {name}")
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