langchain_community.cache
.SQLiteCache¶
- class langchain_community.cache.SQLiteCache(database_path: str = '.langchain.db')[source]¶
Cache that uses SQLite as a backend.
Initialize by creating the engine and all tables.
Methods
__init__
([database_path])Initialize by creating the engine and all tables.
aclear
(**kwargs)Clear cache that can take additional keyword arguments.
alookup
(prompt, llm_string)Look up based on prompt and llm_string.
aupdate
(prompt, llm_string, return_val)Update cache based on prompt and llm_string.
clear
(**kwargs)Clear cache.
lookup
(prompt, llm_string)Look up based on prompt and llm_string.
update
(prompt, llm_string, return_val)Update based on prompt and llm_string.
- Parameters
database_path (str) –
- __init__(database_path: str = '.langchain.db')[source]¶
Initialize by creating the engine and all tables.
- Parameters
database_path (str) –
- async aclear(**kwargs: Any) None ¶
Clear cache that can take additional keyword arguments.
- Parameters
kwargs (Any) –
- Return type
None
- async alookup(prompt: str, llm_string: str) Optional[Sequence[Generation]] ¶
Look up based on prompt and llm_string.
- Parameters
prompt (str) –
llm_string (str) –
- Return type
Optional[Sequence[Generation]]
- async aupdate(prompt: str, llm_string: str, return_val: Sequence[Generation]) None ¶
Update cache based on prompt and llm_string.
- Parameters
prompt (str) –
llm_string (str) –
return_val (Sequence[Generation]) –
- Return type
None
- clear(**kwargs: Any) None ¶
Clear cache.
- Parameters
kwargs (Any) –
- Return type
None
- lookup(prompt: str, llm_string: str) Optional[Sequence[Generation]] ¶
Look up based on prompt and llm_string.
- Parameters
prompt (str) –
llm_string (str) –
- Return type
Optional[Sequence[Generation]]
- update(prompt: str, llm_string: str, return_val: Sequence[Generation]) None ¶
Update based on prompt and llm_string.
- Parameters
prompt (str) –
llm_string (str) –
return_val (Sequence[Generation]) –
- Return type
None