id
stringlengths
14
16
text
stringlengths
31
2.41k
source
stringlengths
53
121
81b746c66a31-90
}, "table": { "title": "Table", "default": "langchain", "env_names": "{'myscale_table'}", "type": "string" }, "metric": { "title": "Metric", "default": "cosine", "env_names": "{'myscale_metric'}", "type": "string" } }, ...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-91
Bases: langchain.vectorstores.base.VectorStore Wrapper around Pinecone vector database. To use, you should have the pinecone-client python package installed. Example from langchain.vectorstores import Pinecone from langchain.embeddings.openai import OpenAIEmbeddings import pinecone # The environment should be the one s...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-92
k (int) – Number of Documents to return. Defaults to 4. filter (Optional[dict]) – Dictionary of argument(s) to filter on metadata namespace (Optional[str]) – Namespace to search in. Default will search in β€˜β€™ namespace. Returns List of Documents most similar to the query and score for each Return type List[Tuple[langcha...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-93
Defaults to 0.5. filter (Optional[dict]) – namespace (Optional[str]) – kwargs (Any) – Returns List of Documents selected by maximal marginal relevance. Return type List[langchain.schema.Document] max_marginal_relevance_search(query, k=4, fetch_k=20, lambda_mult=0.5, filter=None, namespace=None, **kwargs)[source] Re...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-94
# in your Pinecone console pinecone.init(api_key="***", environment="...") embeddings = OpenAIEmbeddings() pinecone = Pinecone.from_texts( texts, embeddings, index_name="langchain-demo" ) Parameters texts (List[str]) – embedding (langchain.embeddings.base.Embeddings) – metadatas (Optional[List[dict]]) – ...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-95
client = QdrantClient() collection_name = "MyCollection" qdrant = Qdrant(client, collection_name, embedding_function) Parameters client (Any) – collection_name (str) – embeddings (Optional[Embeddings]) – content_payload_key (str) – metadata_payload_key (str) – embedding_function (Optional[Callable]) – CONTENT_KEY...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-96
May be used to paginate results. Note: large offset values may cause performance issues. score_threshold (Optional[float]) – Define a minimal score threshold for the result. If defined, less similar results will not be returned. Score of the returned result might be higher or smaller than the threshold depending on the...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-97
If defined, less similar results will not be returned. Score of the returned result might be higher or smaller than the threshold depending on the Distance function used. E.g. for cosine similarity only higher scores will be returned. consistency (Optional[common_types.ReadConsistency]) – Read consistency of the search...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-98
Score of the returned result might be higher or smaller than the threshold depending on the Distance function used. E.g. for cosine similarity only higher scores will be returned. consistency (Optional[common_types.ReadConsistency]) – Read consistency of the search. Defines how many replicas should be queried before re...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-99
E.g. for cosine similarity only higher scores will be returned. consistency (Optional[common_types.ReadConsistency]) – Read consistency of the search. Defines how many replicas should be queried before returning the result. Values: - int - number of replicas to query, values should present in all queried replicas ’majo...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-100
Return type List[langchain.schema.Document] classmethod from_texts(texts, embedding, metadatas=None, ids=None, location=None, url=None, port=6333, grpc_port=6334, prefer_grpc=False, https=None, api_key=None, prefix=None, timeout=None, host=None, path=None, collection_name=None, distance_func='Cosine', content_payload_k...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-101
Default: False https (Optional[bool]) – If true - use HTTPS(SSL) protocol. Default: None api_key (Optional[str]) – API key for authentication in Qdrant Cloud. Default: None prefix (Optional[str]) – If not None - add prefix to the REST URL path. Example: service/v1 will result in http://localhost:6333/service/v1/{qdrant...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-102
Defines how many copies of each shard will be created. Have effect only in distributed mode. write_consistency_factor (Optional[int]) – Write consistency factor for collection. Default is 1, minimum is 1. Defines how many replicas should apply the operation for us to consider it successful. Increasing this number will ...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-103
This is intended to be a quick way to get started. Example from langchain import Qdrant from langchain.embeddings import OpenAIEmbeddings embeddings = OpenAIEmbeddings() qdrant = Qdrant.from_texts(texts, embeddings, "localhost") class langchain.vectorstores.Redis(redis_url, index_name, embedding_function, content_key='...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-104
embeddings. Defaults to None. keys (List[str]) or ids (List[str]) – Identifiers of entries. Defaults to None. batch_size (int, optional) – Batch size to use for writes. Defaults to 1000. kwargs (Any) – Returns List of ids added to the vectorstore Return type List[str] similarity_search(query, k=4, **kwargs)[source] R...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-105
k (int) – score_threshold (float) – kwargs (Any) – Note If there are no documents that satisfy the score_threshold value, an empty list is returned. similarity_search_with_score(query, k=4)[source] Return docs most similar to query. Parameters query (str) – Text to look up documents similar to. k (int) – Number of ...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-106
Return type Tuple[langchain.vectorstores.redis.Redis, List[str]] classmethod from_texts(texts, embedding, metadatas=None, index_name=None, content_key='content', metadata_key='metadata', vector_key='content_vector', **kwargs)[source] Create a Redis vectorstore from raw documents. This is a user-friendly interface that...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-107
Connect to an existing Redis index. Parameters embedding (langchain.embeddings.base.Embeddings) – index_name (str) – content_key (str) – metadata_key (str) – vector_key (str) – kwargs (Any) – Return type langchain.vectorstores.redis.Redis as_retriever(**kwargs)[source] Parameters kwargs (Any) – Return type lang...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-108
Parameters client (Any) – embeddings (Embeddings) – collection_name (str) – text_key (str) – embedding_key (str) – add_texts(texts, metadatas=None, ids=None, batch_size=32, **kwargs)[source] Run more texts through the embeddings and add to the vectorstore Args: texts: Iterable of strings to add to the vectorstore...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-109
Return type langchain.vectorstores.rocksetdb.Rockset class DistanceFunction(value, names=None, *, module=None, qualname=None, type=None, start=1, boundary=None)[source] Bases: enum.Enum COSINE_SIM = 'COSINE_SIM' EUCLIDEAN_DIST = 'EUCLIDEAN_DIST' DOT_PRODUCT = 'DOT_PRODUCT' order_by()[source] Return type str simila...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-110
kwargs (Any) – Return type List[Document] similarity_search_by_vector(embedding, k=4, distance_func=DistanceFunction.COSINE_SIM, where_str=None, **kwargs)[source] Accepts a query_embedding (vector), and returns documents with similar embeddings. Parameters embedding (List[float]) – k (int) – distance_func (Distance...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-111
Return type None persist()[source] Return type None add_texts(texts, metadatas=None, ids=None, **kwargs)[source] Run more texts through the embeddings and add to the vectorstore. Parameters texts (Iterable[str]) – Iterable of strings to add to the vectorstore. metadatas (Optional[List[dict]]) – Optional list of metad...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-112
to maximum diversity and 1 to minimum diversity. Defaults to 0.5. Returns List of Documents selected by maximal marginal relevance. Parameters embedding (List[float]) – k (int) – fetch_k (int) – lambda_mult (float) – kwargs (Any) – Return type List[langchain.schema.Document] max_marginal_relevance_search(query, k=...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-113
persist_path (Optional[str]) – kwargs (Any) – Return type langchain.vectorstores.sklearn.SKLearnVectorStore class langchain.vectorstores.StarRocks(embedding, config=None, **kwargs)[source] Bases: langchain.vectorstores.base.VectorStore Wrapper around StarRocks vector database You need a pymysql python package, and a...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-114
List of ids from adding the texts into the VectorStore. Return type List[str] classmethod from_texts(texts, embedding, metadatas=None, config=None, text_ids=None, batch_size=32, **kwargs)[source] Create StarRocks wrapper with existing texts Parameters embedding_function (Embeddings) – Function to extract text embeddin...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-115
Returns List of Documents Return type List[Document] similarity_search_by_vector(embedding, k=4, where_str=None, **kwargs)[source] Perform a similarity search with StarRocks by vectors Parameters query (str) – query string k (int, optional) – Top K neighbors to retrieve. Defaults to 4. where_str (Optional[str], option...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-116
Bases: langchain.vectorstores.base.VectorStore VectorStore for a Supabase postgres database. Assumes you have the pgvector extension installed and a match_documents (or similar) function. For more details: https://js.langchain.com/docs/modules/indexes/vector_stores/integrations/supabase You can implement your own match...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-117
Parameters texts (List[str]) – embedding (Embeddings) – metadatas (Optional[List[dict]]) – client (Optional[supabase.client.Client]) – table_name (Optional[str]) – query_name (Union[str, None]) – ids (Optional[List[str]]) – kwargs (Any) – Return type SupabaseVectorStore add_vectors(vectors, documents, ids)[sour...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-118
**kwargs – kwargs to be passed to similarity search. Should include: score_threshold: Optional, a floating point value between 0 to 1 to filter the resulting set of retrieved docs kwargs (Any) – Returns List of Tuples of (doc, similarity_score) Return type List[Tuple[langchain.schema.Document, float]] similarity_searc...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-119
Return type List[langchain.schema.Document] max_marginal_relevance_search(query, k=4, fetch_k=20, lambda_mult=0.5, **kwargs)[source] Return docs selected using the maximal marginal relevance. Maximal marginal relevance optimizes for similarity to query AND diversity among selected documents. Parameters query (str) – T...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-120
Parameters ids (List[str]) – List of ids to delete. Return type None class langchain.vectorstores.Tair(embedding_function, url, index_name, content_key='content', metadata_key='metadata', search_params=None, **kwargs)[source] Bases: langchain.vectorstores.base.VectorStore Wrapper around Tair Vector store. Parameters e...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-121
Return type List[Document] classmethod from_texts(texts, embedding, metadatas=None, index_name='langchain', content_key='content', metadata_key='metadata', **kwargs)[source] Return VectorStore initialized from texts and embeddings. Parameters texts (List[str]) – embedding (langchain.embeddings.base.Embeddings) – met...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-122
index_name (str) – content_key (str) – metadata_key (str) – kwargs (Any) – Return type langchain.vectorstores.tair.Tair class langchain.vectorstores.Tigris(client, embeddings, index_name)[source] Bases: langchain.vectorstores.base.VectorStore Parameters client (TigrisClient) – embeddings (Embeddings) – index_nam...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-123
filter (Optional[TigrisFilter]) – Filter by metadata. Defaults to None. Returns List of documents most similar to the querytext with distance in float. Return type List[Tuple[Document, float]] classmethod from_texts(texts, embedding, metadatas=None, ids=None, client=None, index_name=None, **kwargs)[source] Return Vect...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-124
typesense_client=typesense_client, embedding=embedding, typesense_collection_name=typesense_collection_name, text_key="text", ) Parameters typesense_client (Client) – embedding (Embeddings) – typesense_collection_name (Optional[str]) – text_key (str) – add_texts(texts, metadatas=None, ids=None, **kwargs...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-125
Minimum 10 results would be returned. filter (Optional[str]) – typesense filter_by expression to filter documents on kwargs (Any) – Returns List of Documents most similar to the query and score for each Return type List[langchain.schema.Document] classmethod from_client_params(embedding, *, host='localhost', port='810...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-126
typesense_client_params (Optional[dict]) – typesense_collection_name (Optional[str]) – text_key (str) – kwargs (Any) – Return type Typesense class langchain.vectorstores.Vectara(vectara_customer_id=None, vectara_corpus_id=None, vectara_api_key=None)[source] Bases: langchain.vectorstores.base.VectorStore Implementa...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-127
lambda_val (float) – lexical match parameter for hybrid search. filter (Optional[str]) – Dictionary of argument(s) to filter on metadata. For example a filter can be β€œdoc.rating > 3.0 and part.lang = β€˜deu’”} see https://docs.vectara.com/docs/search-apis/sql/filter-overview for more details. n_sentence_context (int) – n...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-128
.. rubric:: Example from langchain import Vectara vectara = Vectara.from_texts( texts, vectara_customer_id=customer_id, vectara_corpus_id=corpus_id, vectara_api_key=api_key, ) Parameters texts (List[str]) – embedding (Optional[langchain.embeddings.base.Embeddings]) – metadatas (Optional[List[dict]]) –...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-129
texts (Iterable[str]) – metadatas (Optional[List[dict]]) – kwargs (Any) – Return type List[str] add_documents(documents, **kwargs)[source] Run more documents through the embeddings and add to the vectorstore. Parameters (List[Document] (documents) – Documents to add to the vectorstore. documents (List[langchain.sch...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-130
kwargs (Any) – Return type List[langchain.schema.Document] similarity_search_with_relevance_scores(query, k=4, **kwargs)[source] Return docs and relevance scores in the range [0, 1]. 0 is dissimilar, 1 is most similar. Parameters query (str) – input text k (int) – Number of Documents to return. Defaults to 4. **kwarg...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-131
Return type List[langchain.schema.Document] async asimilarity_search_by_vector(embedding, k=4, **kwargs)[source] Return docs most similar to embedding vector. Parameters embedding (List[float]) – k (int) – kwargs (Any) – Return type List[langchain.schema.Document] max_marginal_relevance_search(query, k=4, fetch_k=2...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-132
Return docs selected using the maximal marginal relevance. Maximal marginal relevance optimizes for similarity to query AND diversity among selected documents. Parameters embedding (List[float]) – Embedding to look up documents similar to. k (int) – Number of Documents to return. Defaults to 4. fetch_k (int) – Number o...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-133
kwargs (Any) – Return type langchain.vectorstores.base.VST abstract classmethod from_texts(texts, embedding, metadatas=None, **kwargs)[source] Return VectorStore initialized from texts and embeddings. Parameters texts (List[str]) – embedding (langchain.embeddings.base.Embeddings) – metadatas (Optional[List[dict]]) ...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-134
embedding (Optional[Embeddings]) – attributes (Optional[List[str]]) – relevance_score_fn (Optional[Callable[[float], float]]) – by_text (bool) – add_texts(texts, metadatas=None, **kwargs)[source] Upload texts with metadata (properties) to Weaviate. Parameters texts (Iterable[str]) – metadatas (Optional[List[dict]...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-135
Return docs selected using the maximal marginal relevance. Maximal marginal relevance optimizes for similarity to query AND diversity among selected documents. Parameters query (str) – Text to look up documents similar to. k (int) – Number of Documents to return. Defaults to 4. fetch_k (int) – Number of Documents to fe...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
81b746c66a31-136
text and cosine distance in float for each. Lower score represents more similarity. Parameters query (str) – k (int) – kwargs (Any) – Return type List[Tuple[langchain.schema.Document, float]] classmethod from_texts(texts, embedding, metadatas=None, **kwargs)[source] Construct Weaviate wrapper from raw documents. Th...
https://api.python.langchain.com/en/latest/modules/vectorstores.html
39d4921beaba-0
Agent Toolkits Agent toolkits.
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-1
langchain.agents.agent_toolkits.create_json_agent(llm, toolkit, callback_manager=None, prefix='You are an agent designed to interact with JSON.\nYour goal is to return a final answer by interacting with the JSON.\nYou have access to the following tools which help you learn more about the JSON you are interacting with.\...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-2
a section of the JSON, as this is not a valid answer. Keep digging until you find the answer and explicitly return it.\n', suffix='Begin!"\n\nQuestion: {input}\nThought: I should look at the keys that exist in data to see what I have access to\n{agent_scratchpad}', format_instructions='Use the following format:\n\nQues...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-3
Construct a json agent from an LLM and tools. Parameters llm (langchain.base_language.BaseLanguageModel) – toolkit (langchain.agents.agent_toolkits.json.toolkit.JsonToolkit) – callback_manager (Optional[langchain.callbacks.base.BaseCallbackManager]) – prefix (str) – suffix (str) – format_instructions (str) – inpu...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-4
langchain.agents.agent_toolkits.create_sql_agent(llm, toolkit, agent_type=AgentType.ZERO_SHOT_REACT_DESCRIPTION, callback_manager=None, prefix='You are an agent designed to interact with a SQL database.\nGiven an input question, create a syntactically correct {dialect} query to run, then look at the results of the quer...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-5
max_iterations=15, max_execution_time=None, early_stopping_method='force', verbose=False, agent_executor_kwargs=None, **kwargs)[source]
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-6
Construct a sql agent from an LLM and tools. Parameters llm (langchain.base_language.BaseLanguageModel) – toolkit (langchain.agents.agent_toolkits.sql.toolkit.SQLDatabaseToolkit) – agent_type (langchain.agents.agent_types.AgentType) – callback_manager (Optional[langchain.callbacks.base.BaseCallbackManager]) – prefi...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-7
langchain.agents.agent_toolkits.create_openapi_agent(llm, toolkit, callback_manager=None, prefix="You are an agent designed to answer questions by making web requests to an API given the openapi spec.\n\nIf the question does not seem related to the API, return I don't know. Do not make up an answer.\nOnly use informati...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-8
Input/Observation can repeat N times)\nThought: I now know the final answer\nFinal Answer: the final answer to the original input question', input_variables=None, max_iterations=15, max_execution_time=None, early_stopping_method='force', verbose=False, return_intermediate_steps=False, agent_executor_kwargs=None, **kwar...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-9
Construct a json agent from an LLM and tools. Parameters llm (langchain.base_language.BaseLanguageModel) – toolkit (langchain.agents.agent_toolkits.openapi.toolkit.OpenAPIToolkit) – callback_manager (Optional[langchain.callbacks.base.BaseCallbackManager]) – prefix (str) – suffix (str) – format_instructions (str) –...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-10
langchain.agents.agent_toolkits.create_pbi_agent(llm, toolkit, powerbi=None, callback_manager=None, prefix='You are an agent designed to help users interact with a PowerBI Dataset.\n\nAgent has access to a tool that can write a query based on the question and then run those against PowerBI, Microsofts business intellig...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-11
know the final answer\nFinal Answer: the final answer to the original input question', examples=None, input_variables=None, top_k=10, verbose=False, agent_executor_kwargs=None, **kwargs)[source]
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-12
Construct a pbi agent from an LLM and tools. Parameters llm (langchain.base_language.BaseLanguageModel) – toolkit (Optional[langchain.agents.agent_toolkits.powerbi.toolkit.PowerBIToolkit]) – powerbi (Optional[langchain.utilities.powerbi.PowerBIDataset]) – callback_manager (Optional[langchain.callbacks.base.BaseCallb...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-13
Return type langchain.agents.agent.AgentExecutor langchain.agents.agent_toolkits.create_pbi_chat_agent(llm, toolkit, powerbi=None, callback_manager=None, output_parser=None, prefix='Assistant is a large language model built to help users interact with a PowerBI Dataset.\n\nAssistant has access to a tool that can write ...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-14
Construct a pbi agent from an Chat LLM and tools. If you supply only a toolkit and no powerbi dataset, the same LLM is used for both. Parameters llm (langchain.chat_models.base.BaseChatModel) – toolkit (Optional[langchain.agents.agent_toolkits.powerbi.toolkit.PowerBIToolkit]) – powerbi (Optional[langchain.utilities.p...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-15
Construct a python agent from an LLM and tool. Parameters llm (langchain.base_language.BaseLanguageModel) – tool (langchain.tools.python.tool.PythonREPLTool) – agent_type (langchain.agents.agent_types.AgentType) – callback_manager (Optional[langchain.callbacks.base.BaseCallbackManager]) – verbose (bool) – prefix (...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-16
class langchain.agents.agent_toolkits.JsonToolkit(*, spec)[source] Bases: langchain.agents.agent_toolkits.base.BaseToolkit Toolkit for interacting with a JSON spec. Parameters spec (langchain.tools.json.tool.JsonSpec) – Return type None attribute spec: langchain.tools.json.tool.JsonSpec [Required] get_tools()[source...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-17
get_tools()[source] Get the tools in the toolkit. Return type List[langchain.tools.base.BaseTool] class langchain.agents.agent_toolkits.NLAToolkit(*, nla_tools)[source] Bases: langchain.agents.agent_toolkits.base.BaseToolkit Natural Language API Toolkit Definition. Parameters nla_tools (Sequence[langchain.agents.agen...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-18
Instantiate the toolkit by creating tools for each operation. Parameters llm (langchain.base_language.BaseLanguageModel) – spec (langchain.utilities.openapi.OpenAPISpec) – requests (Optional[langchain.requests.Requests]) – verbose (bool) – kwargs (Any) – Return type langchain.agents.agent_toolkits.nla.toolkit.NLAT...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-19
attribute examples: Optional[str] = None attribute llm: langchain.base_language.BaseLanguageModel [Required] attribute max_iterations: int = 5 attribute powerbi: langchain.utilities.powerbi.PowerBIDataset [Required] get_tools()[source] Get the tools in the toolkit. Return type List[langchain.tools.base.BaseTool] c...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-20
Toolkit for interacting with a vector store. Parameters vectorstore_info (langchain.agents.agent_toolkits.vectorstore.toolkit.VectorStoreInfo) – llm (langchain.base_language.BaseLanguageModel) – Return type None attribute llm: langchain.base_language.BaseLanguageModel [Optional] attribute vectorstore_info: langchain...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-21
Bases: pydantic.main.BaseModel Information about a vectorstore. Parameters vectorstore (langchain.vectorstores.base.VectorStore) – name (str) – description (str) – Return type None attribute description: str [Required] attribute name: str [Required] attribute vectorstore: langchain.vectorstores.base.VectorStore [R...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-22
agent_type (langchain.agents.agent_types.AgentType) – callback_manager (Optional[langchain.callbacks.base.BaseCallbackManager]) – prefix (Optional[str]) – suffix (Optional[str]) – input_variables (Optional[List[str]]) – verbose (bool) – return_intermediate_steps (bool) – max_iterations (Optional[int]) – max_exe...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-23
max_iterations (Optional[int]) – max_execution_time (Optional[float]) – early_stopping_method (str) – agent_executor_kwargs (Optional[Dict[str, Any]]) – kwargs (Dict[str, Any]) – Return type langchain.agents.agent.AgentExecutor
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-24
langchain.agents.agent_toolkits.create_spark_sql_agent(llm, toolkit, callback_manager=None, prefix='You are an agent designed to interact with Spark SQL.\nGiven an input question, create a syntactically correct Spark SQL query to run, then look at the results of the query and return the answer.\nUnless the user specifi...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-25
Answer: the final answer to the original input question', input_variables=None, top_k=10, max_iterations=15, max_execution_time=None, early_stopping_method='force', verbose=False, agent_executor_kwargs=None, **kwargs)[source]
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-26
Construct a sql agent from an LLM and tools. Parameters llm (langchain.base_language.BaseLanguageModel) – toolkit (langchain.agents.agent_toolkits.spark_sql.toolkit.SparkSQLToolkit) – callback_manager (Optional[langchain.callbacks.base.BaseCallbackManager]) – prefix (str) – suffix (str) – format_instructions (str)...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-27
Create a toolkit from a ZapierNLAWrapper. Parameters zapier_nla_wrapper (langchain.utilities.zapier.ZapierNLAWrapper) – Return type langchain.agents.agent_toolkits.zapier.toolkit.ZapierToolkit classmethod from_zapier_nla_wrapper(zapier_nla_wrapper)[source] Create a toolkit from a ZapierNLAWrapper. Parameters zapier_n...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-28
get_tools()[source] Get the tools in the toolkit. Return type List[langchain.tools.base.BaseTool] class langchain.agents.agent_toolkits.FileManagementToolkit(*, root_dir=None, selected_tools=None)[source] Bases: langchain.agents.agent_toolkits.base.BaseToolkit Toolkit for interacting with a Local Files. Parameters ro...
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
39d4921beaba-29
class langchain.agents.agent_toolkits.AzureCognitiveServicesToolkit[source] Bases: langchain.agents.agent_toolkits.base.BaseToolkit Toolkit for Azure Cognitive Services. Return type None get_tools()[source] Get the tools in the toolkit. Return type List[langchain.tools.base.BaseTool]
https://api.python.langchain.com/en/latest/modules/agent_toolkits.html
57cc15045056-0
Output Parsers class langchain.output_parsers.BooleanOutputParser(*, true_val='YES', false_val='NO')[source] Bases: langchain.schema.BaseOutputParser[bool] Parameters true_val (str) – false_val (str) – Return type None attribute false_val: str = 'NO' attribute true_val: str = 'YES' parse(text)[source] Parse the ...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-1
Parameters text (str) – Return type List[str] class langchain.output_parsers.DatetimeOutputParser(*, format='%Y-%m-%dT%H:%M:%S.%fZ')[source] Bases: langchain.schema.BaseOutputParser[datetime.datetime] Parameters format (str) – Return type None attribute format: str = '%Y-%m-%dT%H:%M:%S.%fZ' get_format_instructions(...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-2
Bases: langchain.schema.BaseOutputParser Parameters guard (Any) – api (Optional[Callable]) – args (Any) – kwargs (Any) – Return type None attribute api: Optional[Callable] = None attribute args: Any = None attribute guard: Any = None attribute kwargs: Any = None classmethod from_pydantic(output_class, num_reask...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-3
str parse(text)[source] Parse the output of an LLM call. A method which takes in a string (assumed output of a language model ) and parses it into some structure. Parameters text (str) – output of language model Returns structured output Return type Dict class langchain.output_parsers.ListOutputParser[source] Bases: ...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-4
attribute retry_chain: langchain.chains.llm.LLMChain [Required] classmethod from_llm(llm, parser, prompt=PromptTemplate(input_variables=['completion', 'error', 'instructions'], output_parser=None, partial_variables={}, template='Instructions:\n--------------\n{instructions}\n--------------\nCompletion:\n--------------...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-5
Return type None attribute pydantic_object: Type[langchain.output_parsers.pydantic.T] [Required] get_format_instructions()[source] Instructions on how the LLM output should be formatted. Return type str parse(text)[source] Parse the output of an LLM call. A method which takes in a string (assumed output of a languag...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-6
default_output_key (Optional[str]) – Return type None attribute default_output_key: Optional[str] = None attribute output_keys: List[str] [Required] attribute regex: str [Required] parse(text)[source] Parse the output of an LLM call. Parameters text (str) – Return type Dict[str, str] class langchain.output_parser...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-7
attribute retry_chain: langchain.chains.llm.LLMChain [Required] classmethod from_llm(llm, parser, prompt=PromptTemplate(input_variables=['completion', 'prompt'], output_parser=None, partial_variables={}, template='Prompt:\n{prompt}\nCompletion:\n{completion}\n\nAbove, the Completion did not satisfy the constraints giv...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-8
Returns structured output Return type langchain.output_parsers.retry.T class langchain.output_parsers.RetryWithErrorOutputParser(*, parser, retry_chain)[source] Bases: langchain.schema.BaseOutputParser[langchain.output_parsers.retry.T] Wraps a parser and tries to fix parsing errors. Does this by passing the original p...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-9
get_format_instructions()[source] Instructions on how the LLM output should be formatted. Return type str parse(completion)[source] Parse the output of an LLM call. A method which takes in a string (assumed output of a language model ) and parses it into some structure. Parameters text – output of language model comp...
https://api.python.langchain.com/en/latest/modules/output_parsers.html
57cc15045056-10
str parse(text)[source] Parse the output of an LLM call. A method which takes in a string (assumed output of a language model ) and parses it into some structure. Parameters text (str) – output of language model Returns structured output Return type Any
https://api.python.langchain.com/en/latest/modules/output_parsers.html
46d47edcfcf7-0
Embeddings Wrappers around embedding modules. class langchain.embeddings.OpenAIEmbeddings(*, client=None, model='text-embedding-ada-002', deployment='text-embedding-ada-002', openai_api_version=None, openai_api_base=None, openai_api_type=None, openai_proxy=None, embedding_ctx_length=8191, openai_api_key=None, openai_o...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-1
from langchain.embeddings.openai import OpenAIEmbeddings embeddings = OpenAIEmbeddings( deployment="your-embeddings-deployment-name", model="your-embeddings-model-name", openai_api_base="https://your-endpoint.openai.azure.com/", openai_api_type="azure", ) text = "This is a test query." query_result = em...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-2
The model name to pass to tiktoken when using this class. Tiktoken is used to count the number of tokens in documents to constrain them to be under a certain limit. By default, when set to None, this will be the same as the embedding model name. However, there are some cases where you may want to use this Embedding cla...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-3
Return type List[List[float]] embed_query(text)[source] Call out to OpenAI’s embedding endpoint for embedding query text. Parameters text (str) – The text to embed. Returns Embedding for the text. Return type List[float] class langchain.embeddings.HuggingFaceEmbeddings(*, client=None, model_name='sentence-transformers...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-4
Model name to use. embed_documents(texts)[source] Compute doc embeddings using a HuggingFace transformer model. Parameters texts (List[str]) – The list of texts to embed. Returns List of embeddings, one for each text. Return type List[List[float]] embed_query(text)[source] Compute query embeddings using a HuggingFace...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-5
Parameters texts (List[str]) – The list of texts to embed. Returns List of embeddings, one for each text. Return type List[List[float]] embed_query(text)[source] Call out to Cohere’s embedding endpoint. Parameters text (str) – The text to embed. Returns Embeddings for the text. Return type List[float] class langchain....
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-6
es_password (Optional[str]) – (str, optional): Elasticsearch password. Return type langchain.embeddings.elasticsearch.ElasticsearchEmbeddings Example from langchain.embeddings import ElasticsearchEmbeddings # Define the model ID and input field name (if different from default) model_id = "your_model_id" # Optional, onl...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-7
Example from elasticsearch import Elasticsearch from langchain.embeddings import ElasticsearchEmbeddings # Define the model ID and input field name (if different from default) model_id = "your_model_id" # Optional, only if different from 'text_field' input_field = "your_input_field" # Create Elasticsearch connection es...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-8
Bases: pydantic.main.BaseModel, langchain.embeddings.base.Embeddings Wrapper around llama.cpp embedding models. To use, you should have the llama-cpp-python library installed, and provide the path to the Llama model as a named parameter to the constructor. Check out: https://github.com/abetlen/llama-cpp-python Example ...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-9
Number of threads to use. If None, the number of threads is automatically determined. attribute seed: int = -1 Seed. If -1, a random seed is used. attribute use_mlock: bool = False Force system to keep model in RAM. attribute vocab_only: bool = False Only load the vocabulary, no weights. embed_documents(texts)[sourc...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-10
) Parameters client (Any) – repo_id (str) – task (Optional[str]) – model_kwargs (Optional[dict]) – huggingfacehub_api_token (Optional[str]) – Return type None attribute model_kwargs: Optional[dict] = None Key word arguments to pass to the model. attribute repo_id: str = 'sentence-transformers/all-mpnet-base-v2' ...
https://api.python.langchain.com/en/latest/modules/embeddings.html
46d47edcfcf7-11
embed (Any) – model_id (str) – Return type None attribute model_id: str = 'damo/nlp_corom_sentence-embedding_english-base' Model name to use. embed_documents(texts)[source] Compute doc embeddings using a modelscope embedding model. Parameters texts (List[str]) – The list of texts to embed. Returns List of embedding...
https://api.python.langchain.com/en/latest/modules/embeddings.html