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clear() → None[source]¶ Clear memory contents. classmethod construct(_fields_set: Optional[SetStr] = None, **values: Any) → Model¶ Creates a new model setting __dict__ and __fields_set__ from trusted or pre-validated data. Default values are respected, but no other validation is performed. Behaves as if Config.extra = ...
https://api.python.langchain.com/en/latest/memory/langchain.memory.summary.ConversationSummaryMemory.html
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classmethod from_orm(obj: Any) → Model¶ json(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, exclude_defaults: bool = False, exclude_n...
https://api.python.langchain.com/en/latest/memory/langchain.memory.summary.ConversationSummaryMemory.html
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to_json() → Union[SerializedConstructor, SerializedNotImplemented]¶ to_json_not_implemented() → SerializedNotImplemented¶ classmethod update_forward_refs(**localns: Any) → None¶ Try to update ForwardRefs on fields based on this Model, globalns and localns. classmethod validate(value: Any) → Model¶ property lc_attribute...
https://api.python.langchain.com/en/latest/memory/langchain.memory.summary.ConversationSummaryMemory.html
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langchain.memory.chat_message_histories.redis.RedisChatMessageHistory¶ class langchain.memory.chat_message_histories.redis.RedisChatMessageHistory(session_id: str, url: str = 'redis://localhost:6379/0', key_prefix: str = 'message_store:', ttl: Optional[int] = None)[source]¶ Chat message history stored in a Redis databa...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_message_histories.redis.RedisChatMessageHistory.html
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langchain.memory.chat_message_histories.sql.create_message_model¶ langchain.memory.chat_message_histories.sql.create_message_model(table_name, DynamicBase)[source]¶ Create a message model for a given table name. Parameters table_name – The name of the table to use. DynamicBase – The base class to use for the model. Ret...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_message_histories.sql.create_message_model.html
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langchain.memory.chat_message_histories.streamlit.StreamlitChatMessageHistory¶ class langchain.memory.chat_message_histories.streamlit.StreamlitChatMessageHistory(key: str = 'langchain_messages')[source]¶ Chat message history that stores messages in Streamlit session state. Parameters key – The key to use in Streamlit ...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_message_histories.streamlit.StreamlitChatMessageHistory.html
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langchain.memory.chat_message_histories.mongodb.MongoDBChatMessageHistory¶ class langchain.memory.chat_message_histories.mongodb.MongoDBChatMessageHistory(connection_string: str, session_id: str, database_name: str = 'chat_history', collection_name: str = 'message_store')[source]¶ Chat message history that stores histo...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_message_histories.mongodb.MongoDBChatMessageHistory.html
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langchain.memory.motorhead_memory.MotorheadMemory¶ class langchain.memory.motorhead_memory.MotorheadMemory[source]¶ Bases: BaseChatMemory Chat message memory backed by Motorhead service. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be pa...
https://api.python.langchain.com/en/latest/memory/langchain.memory.motorhead_memory.MotorheadMemory.html
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the new model: you should trust this data deep – set to True to make a deep copy of the model Returns new model instance delete_session() → None[source]¶ Delete a session dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, b...
https://api.python.langchain.com/en/latest/memory/langchain.memory.motorhead_memory.MotorheadMemory.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ save_context(inputs: Dict[str, Any], outputs: Dict[str, str]) → None[source]¶ Save context from this conversation...
https://api.python.langchain.com/en/latest/memory/langchain.memory.motorhead_memory.MotorheadMemory.html
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langchain.memory.simple.SimpleMemory¶ class langchain.memory.simple.SimpleMemory[source]¶ Bases: BaseMemory Simple memory for storing context or other information that shouldn’t ever change between prompts. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the inp...
https://api.python.langchain.com/en/latest/memory/langchain.memory.simple.SimpleMemory.html
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deep – set to True to make a deep copy of the model Returns new model instance dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, ex...
https://api.python.langchain.com/en/latest/memory/langchain.memory.simple.SimpleMemory.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ save_context(inputs: Dict[str, Any], outputs: Dict[str, str]) → None[source]¶ Nothing should be saved or changed,...
https://api.python.langchain.com/en/latest/memory/langchain.memory.simple.SimpleMemory.html
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langchain.memory.entity.BaseEntityStore¶ class langchain.memory.entity.BaseEntityStore[source]¶ Bases: BaseModel, ABC Abstract base class for Entity store. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to form a valid model. abs...
https://api.python.langchain.com/en/latest/memory/langchain.memory.entity.BaseEntityStore.html
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abstract delete(key: str) → None[source]¶ Delete entity value from store. dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, exclude...
https://api.python.langchain.com/en/latest/memory/langchain.memory.entity.BaseEntityStore.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ classmethod schema(by_alias: bool = True, ref_template: unicode = '#/definitions/{model}') → DictStrAny¶ classmet...
https://api.python.langchain.com/en/latest/memory/langchain.memory.entity.BaseEntityStore.html
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langchain.memory.chat_memory.BaseChatMemory¶ class langchain.memory.chat_memory.BaseChatMemory[source]¶ Bases: BaseMemory, ABC Abstract base class for chat memory. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to form a valid mo...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_memory.BaseChatMemory.html
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deep – set to True to make a deep copy of the model Returns new model instance dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, ex...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_memory.BaseChatMemory.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ save_context(inputs: Dict[str, Any], outputs: Dict[str, str]) → None[source]¶ Save context from this conversation...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_memory.BaseChatMemory.html
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langchain.memory.kg.ConversationKGMemory¶ class langchain.memory.kg.ConversationKGMemory[source]¶ Bases: BaseChatMemory Knowledge graph conversation memory. Integrates with external knowledge graph to store and retrieve information about knowledge triples in the conversation. Create a new model by parsing and validatin...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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param entity_extraction_prompt: langchain.schema.prompt_template.BasePromptTemplate = PromptTemplate(input_variables=['history', 'input'], output_parser=None, partial_variables={}, template='You are an AI assistant reading the transcript of a conversation between an AI and a human. Extract all of the proper nouns from ...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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line:\nPerson #1: i\'m trying to improve Langchain\'s interfaces, the UX, its integrations with various products the user might want ... a lot of stuff. I\'m working with Person #2.\nOutput: Langchain, Person #2\nEND OF EXAMPLE\n\nConversation history (for reference only):\n{history}\nLast line of conversation (for ext...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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param human_prefix: str = 'Human'¶ param input_key: Optional[str] = None¶ param k: int = 2¶ param kg: langchain.graphs.networkx_graph.NetworkxEntityGraph [Optional]¶
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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param knowledge_extraction_prompt: langchain.schema.prompt_template.BasePromptTemplate = PromptTemplate(input_variables=['history', 'input'], output_parser=None, partial_variables={}, template="You are a networked intelligence helping a human track knowledge triples about all relevant people, things, concepts, etc. and...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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Descartes was a French philosopher, mathematician, and scientist who lived in the 17th century.\nPerson #1: The Descartes I'm referring to is a standup comedian and interior designer from Montreal.\nAI: Oh yes, He is a comedian and an interior designer. He has been in the industry for 30 years. His favorite food is bak...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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param llm: langchain.schema.language_model.BaseLanguageModel [Required]¶ param output_key: Optional[str] = None¶ param return_messages: bool = False¶ param summary_message_cls: Type[langchain.schema.messages.BaseMessage] = <class 'langchain.schema.messages.SystemMessage'>¶ Number of previous utterances to include in th...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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deep – set to True to make a deep copy of the model Returns new model instance dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, ex...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ save_context(inputs: Dict[str, Any], outputs: Dict[str, str]) → None[source]¶ Save context from this conversation...
https://api.python.langchain.com/en/latest/memory/langchain.memory.kg.ConversationKGMemory.html
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langchain.memory.chat_message_histories.file.FileChatMessageHistory¶ class langchain.memory.chat_message_histories.file.FileChatMessageHistory(file_path: str)[source]¶ Chat message history that stores history in a local file. Parameters file_path – path of the local file to store the messages. Attributes messages Retri...
https://api.python.langchain.com/en/latest/memory/langchain.memory.chat_message_histories.file.FileChatMessageHistory.html
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langchain.document_loaders.image_captions.ImageCaptionLoader¶ class langchain.document_loaders.image_captions.ImageCaptionLoader(path_images: Union[str, List[str]], blip_processor: str = 'Salesforce/blip-image-captioning-base', blip_model: str = 'Salesforce/blip-image-captioning-base')[source]¶ Loads the captions of an...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.image_captions.ImageCaptionLoader.html
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Defaults to RecursiveCharacterTextSplitter. Returns List of Documents. Examples using ImageCaptionLoader¶ Image captions
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.image_captions.ImageCaptionLoader.html
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langchain.document_loaders.unstructured.UnstructuredAPIFileIOLoader¶ class langchain.document_loaders.unstructured.UnstructuredAPIFileIOLoader(file: Union[IO, Sequence[IO]], mode: str = 'single', url: str = 'https://api.unstructured.io/general/v0/general', api_key: str = '', **unstructured_kwargs: Any)[source]¶ Loader ...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.unstructured.UnstructuredAPIFileIOLoader.html
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Initialize with file path. lazy_load() A lazy loader for Documents. load() Load file. load_and_split([text_splitter]) Load Documents and split into chunks. __init__(file: Union[IO, Sequence[IO]], mode: str = 'single', url: str = 'https://api.unstructured.io/general/v0/general', api_key: str = '', **unstructured_kwargs:...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.unstructured.UnstructuredAPIFileIOLoader.html
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langchain.document_loaders.facebook_chat.FacebookChatLoader¶ class langchain.document_loaders.facebook_chat.FacebookChatLoader(path: str)[source]¶ Loads Facebook messages json directory dump. Initialize with a path. Methods __init__(path) Initialize with a path. lazy_load() A lazy loader for Documents. load() Load docu...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.facebook_chat.FacebookChatLoader.html
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langchain.document_loaders.tomarkdown.ToMarkdownLoader¶ class langchain.document_loaders.tomarkdown.ToMarkdownLoader(url: str, api_key: str)[source]¶ Loads HTML to markdown using 2markdown. Initialize with url and api key. Methods __init__(url, api_key) Initialize with url and api key. lazy_load() Lazily load the file....
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.tomarkdown.ToMarkdownLoader.html
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langchain.document_loaders.gcs_file.GCSFileLoader¶ class langchain.document_loaders.gcs_file.GCSFileLoader(project_name: str, bucket: str, blob: str, loader_func: Optional[Callable[[str], BaseLoader]] = None)[source]¶ Load Documents from a GCS file. Initialize with bucket and key name. Parameters project_name – The nam...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.gcs_file.GCSFileLoader.html
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file_path argument. If nothing is provided, the UnstructuredFileLoader is used. Examples To use an alternative PDF loader: >> from from langchain.document_loaders import PyPDFLoader >> loader = GCSFileLoader(…, loader_func=PyPDFLoader) To use UnstructuredFileLoader with additional arguments: >> loader = GCSFileLoader(…...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.gcs_file.GCSFileLoader.html
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langchain.document_loaders.wikipedia.WikipediaLoader¶ class langchain.document_loaders.wikipedia.WikipediaLoader(query: str, lang: str = 'en', load_max_docs: Optional[int] = 100, load_all_available_meta: Optional[bool] = False, doc_content_chars_max: Optional[int] = 4000)[source]¶ Loads a query result from www.wikipedi...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.wikipedia.WikipediaLoader.html
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Parameters query (str) – The query string to search on Wikipedia. lang (str, optional) – The language code for the Wikipedia language edition. Defaults to “en”. load_max_docs (int, optional) – The maximum number of documents to load. Defaults to 100. load_all_available_meta (bool, optional) – Indicates whether to load ...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.wikipedia.WikipediaLoader.html
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langchain.document_loaders.bigquery.BigQueryLoader¶ class langchain.document_loaders.bigquery.BigQueryLoader(query: str, project: Optional[str] = None, page_content_columns: Optional[List[str]] = None, metadata_columns: Optional[List[str]] = None, credentials: Optional[Credentials] = None)[source]¶ Loads a query result...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.bigquery.BigQueryLoader.html
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Initialize BigQuery document loader. Parameters query – The query to run in BigQuery. project – Optional. The project to run the query in. page_content_columns – Optional. The columns to write into the page_content of the document. metadata_columns – Optional. The columns to write into the metadata of the document. cre...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.bigquery.BigQueryLoader.html
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langchain.document_loaders.blockchain.BlockchainDocumentLoader¶ class langchain.document_loaders.blockchain.BlockchainDocumentLoader(contract_address: str, blockchainType: BlockchainType = BlockchainType.ETH_MAINNET, api_key: str = 'docs-demo', startToken: str = '', get_all_tokens: bool = False, max_execution_time: Opt...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.blockchain.BlockchainDocumentLoader.html
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Methods __init__(contract_address[, blockchainType, ...]) param contract_address The address of the smart contract. lazy_load() A lazy loader for Documents. load() Load data into Document objects. load_and_split([text_splitter]) Load Documents and split into chunks. __init__(contract_address: str, blockchainType: Block...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.blockchain.BlockchainDocumentLoader.html
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langchain.document_loaders.bilibili.BiliBiliLoader¶ class langchain.document_loaders.bilibili.BiliBiliLoader(video_urls: List[str])[source]¶ Loads bilibili transcripts. Initialize with bilibili url. Parameters video_urls – List of bilibili urls. Methods __init__(video_urls) Initialize with bilibili url. lazy_load() A l...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.bilibili.BiliBiliLoader.html
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langchain.document_loaders.airbyte.AirbyteGongLoader¶ class langchain.document_loaders.airbyte.AirbyteGongLoader(config: Mapping[str, Any], stream_name: str, record_handler: Optional[Callable[[Any, Optional[str]], Document]] = None, state: Optional[Any] = None)[source]¶ Methods __init__(config, stream_name[, ...]) lazy...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.airbyte.AirbyteGongLoader.html
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langchain.document_loaders.blob_loaders.schema.Blob¶ class langchain.document_loaders.blob_loaders.schema.Blob[source]¶ Bases: BaseModel A blob is used to represent raw data by either reference or value. Provides an interface to materialize the blob in different representations, and help to decouple the development of ...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.blob_loaders.schema.Blob.html
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Duplicate a model, optionally choose which fields to include, exclude and change. Parameters include – fields to include in new model exclude – fields to exclude from new model, as with values this takes precedence over include update – values to change/add in the new model. Note: the data is not validated before creat...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.blob_loaders.schema.Blob.html
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Parameters path – path like object to file to be read encoding – Encoding to use if decoding the bytes into a string mime_type – if provided, will be set as the mime-type of the data guess_type – If True, the mimetype will be guessed from the file extension, if a mime-type was not provided Returns Blob instance json(*,...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.blob_loaders.schema.Blob.html
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classmethod update_forward_refs(**localns: Any) → None¶ Try to update ForwardRefs on fields based on this Model, globalns and localns. classmethod validate(value: Any) → Model¶ property source: Optional[str]¶ The source location of the blob as string if known otherwise none. Examples using Blob¶ Embaas
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.blob_loaders.schema.Blob.html
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langchain.document_loaders.concurrent.ConcurrentLoader¶ class langchain.document_loaders.concurrent.ConcurrentLoader(blob_loader: BlobLoader, blob_parser: BaseBlobParser, num_workers: int = 4)[source]¶ A generic document loader that loads and parses documents concurrently. A generic document loader. Parameters blob_loa...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.concurrent.ConcurrentLoader.html
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Load all documents and split them into sentences.
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.concurrent.ConcurrentLoader.html
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langchain.document_loaders.github.BaseGitHubLoader¶ class langchain.document_loaders.github.BaseGitHubLoader[source]¶ Bases: BaseLoader, BaseModel, ABC Load issues of a GitHub repository. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be p...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.github.BaseGitHubLoader.html
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deep – set to True to make a deep copy of the model Returns new model instance dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, ex...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.github.BaseGitHubLoader.html
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Defaults to RecursiveCharacterTextSplitter. Returns List of Documents. classmethod parse_file(path: Union[str, Path], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, byt...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.github.BaseGitHubLoader.html
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langchain.document_loaders.acreom.AcreomLoader¶ class langchain.document_loaders.acreom.AcreomLoader(path: str, encoding: str = 'UTF-8', collect_metadata: bool = True)[source]¶ Loader that loads acreom vault from a directory. Attributes FRONT_MATTER_REGEX Regex to match front matter metadata in markdown files. file_pat...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.acreom.AcreomLoader.html
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langchain.document_loaders.airbyte.AirbyteHubspotLoader¶ class langchain.document_loaders.airbyte.AirbyteHubspotLoader(config: Mapping[str, Any], stream_name: str, record_handler: Optional[Callable[[Any, Optional[str]], Document]] = None, state: Optional[Any] = None)[source]¶ Methods __init__(config, stream_name[, ...]...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.airbyte.AirbyteHubspotLoader.html
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langchain.document_loaders.pdf.PyMuPDFLoader¶ class langchain.document_loaders.pdf.PyMuPDFLoader(file_path: str)[source]¶ Loader that uses PyMuPDF to load PDF files. Initialize with a file path. Attributes source Methods __init__(file_path) Initialize with a file path. lazy_load() A lazy loader for Documents. load(**kw...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.pdf.PyMuPDFLoader.html
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langchain.document_loaders.pdf.PDFMinerPDFasHTMLLoader¶ class langchain.document_loaders.pdf.PDFMinerPDFasHTMLLoader(file_path: str)[source]¶ Loader that uses PDFMiner to load PDF files as HTML content. Initialize with a file path. Attributes source Methods __init__(file_path) Initialize with a file path. lazy_load() A...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.pdf.PDFMinerPDFasHTMLLoader.html
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langchain.document_loaders.azure_blob_storage_file.AzureBlobStorageFileLoader¶ class langchain.document_loaders.azure_blob_storage_file.AzureBlobStorageFileLoader(conn_str: str, container: str, blob_name: str)[source]¶ Loading Documents from Azure Blob Storage. Initialize with connection string, container and blob name...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.azure_blob_storage_file.AzureBlobStorageFileLoader.html
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langchain.document_loaders.word_document.Docx2txtLoader¶ class langchain.document_loaders.word_document.Docx2txtLoader(file_path: str)[source]¶ Loads a DOCX with docx2txt and chunks at character level. Defaults to check for local file, but if the file is a web path, it will download it to a temporary file, and use that...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.word_document.Docx2txtLoader.html
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langchain.document_loaders.gutenberg.GutenbergLoader¶ class langchain.document_loaders.gutenberg.GutenbergLoader(file_path: str)[source]¶ Loader that uses urllib to load .txt web files. Initialize with a file path. Methods __init__(file_path) Initialize with a file path. lazy_load() A lazy loader for Documents. load() ...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.gutenberg.GutenbergLoader.html
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langchain.document_loaders.rocksetdb.RocksetLoader¶ class langchain.document_loaders.rocksetdb.RocksetLoader(client: ~typing.Any, query: ~typing.Any, content_keys: ~typing.List[str], metadata_keys: ~typing.Optional[~typing.List[str]] = None, content_columns_joiner: ~typing.Callable[[~typing.List[~typing.Tuple[str, ~typ...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.rocksetdb.RocksetLoader.html
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line. This method is only relevant if there are multiple content_keys. Methods __init__(client, query, content_keys[, ...]) Initialize with Rockset client. lazy_load() A lazy loader for Documents. load() Load data into Document objects. load_and_split([text_splitter]) Load Documents and split into chunks. __init__(clie...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.rocksetdb.RocksetLoader.html
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Load Documents and split into chunks. Chunks are returned as Documents. Parameters text_splitter – TextSplitter instance to use for splitting documents. Defaults to RecursiveCharacterTextSplitter. Returns List of Documents. Examples using RocksetLoader¶ Rockset
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.rocksetdb.RocksetLoader.html
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langchain.document_loaders.url_playwright.PlaywrightURLLoader¶ class langchain.document_loaders.url_playwright.PlaywrightURLLoader(urls: List[str], continue_on_failure: bool = True, headless: bool = True, remove_selectors: Optional[List[str]] = None)[source]¶ Loader that uses Playwright and to load a page and unstructu...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.url_playwright.PlaywrightURLLoader.html
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A lazy loader for Documents. load() → List[Document][source]¶ Load the specified URLs using Playwright and create Document instances. Returns A list of Document instances with loaded content. Return type List[Document] load_and_split(text_splitter: Optional[TextSplitter] = None) → List[Document]¶ Load Documents and spl...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.url_playwright.PlaywrightURLLoader.html
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langchain.document_loaders.unstructured.validate_unstructured_version¶ langchain.document_loaders.unstructured.validate_unstructured_version(min_unstructured_version: str) → None[source]¶ Raises an error if the unstructured version does not exceed the specified minimum.
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.unstructured.validate_unstructured_version.html
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langchain.document_loaders.embaas.EmbaasLoader¶ class langchain.document_loaders.embaas.EmbaasLoader[source]¶ Bases: BaseEmbaasLoader, BaseLoader Embaas’s document loader. To use, you should have the environment variable EMBAAS_API_KEY set with your API key, or pass it as a named parameter to the constructor. Example #...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.embaas.EmbaasLoader.html
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param file_path: str [Required]¶ The path to the file to load. param params: langchain.document_loaders.embaas.EmbaasDocumentExtractionParameters = {}¶ Additional parameters to pass to the embaas document extraction API. classmethod construct(_fields_set: Optional[SetStr] = None, **values: Any) → Model¶ Creates a new m...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.embaas.EmbaasLoader.html
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Generate a dictionary representation of the model, optionally specifying which fields to include or exclude. classmethod from_orm(obj: Any) → Model¶ json(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False,...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.embaas.EmbaasLoader.html
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classmethod schema(by_alias: bool = True, ref_template: unicode = '#/definitions/{model}') → DictStrAny¶ classmethod schema_json(*, by_alias: bool = True, ref_template: unicode = '#/definitions/{model}', **dumps_kwargs: Any) → unicode¶ classmethod update_forward_refs(**localns: Any) → None¶ Try to update ForwardRefs on...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.embaas.EmbaasLoader.html
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langchain.document_loaders.airtable.AirtableLoader¶ class langchain.document_loaders.airtable.AirtableLoader(api_token: str, table_id: str, base_id: str)[source]¶ Loader for Airtable tables. Initialize with API token and the IDs for table and base Attributes api_token Airtable API token. table_id Airtable table ID. bas...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.airtable.AirtableLoader.html
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langchain.document_loaders.helpers.FileEncoding¶ class langchain.document_loaders.helpers.FileEncoding(encoding: Optional[str], confidence: float, language: Optional[str])[source]¶ A file encoding as the NamedTuple. Create new instance of FileEncoding(encoding, confidence, language) Attributes confidence The confidence...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.helpers.FileEncoding.html
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langchain.document_loaders.conllu.CoNLLULoader¶ class langchain.document_loaders.conllu.CoNLLULoader(file_path: str)[source]¶ Load CoNLL-U files. Initialize with a file path. Methods __init__(file_path) Initialize with a file path. lazy_load() A lazy loader for Documents. load() Load from a file path. load_and_split([t...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.conllu.CoNLLULoader.html
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langchain.document_loaders.notiondb.NotionDBLoader¶ class langchain.document_loaders.notiondb.NotionDBLoader(integration_token: str, database_id: str, request_timeout_sec: Optional[int] = 10)[source]¶ Notion DB Loader. Reads content from pages within a Notion Database. :param integration_token: Notion integration token...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.notiondb.NotionDBLoader.html
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page_summary – Page summary from Notion API. Examples using NotionDBLoader¶ Notion DB Notion DB 2/2
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.notiondb.NotionDBLoader.html
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langchain.document_loaders.duckdb_loader.DuckDBLoader¶ class langchain.document_loaders.duckdb_loader.DuckDBLoader(query: str, database: str = ':memory:', read_only: bool = False, config: Optional[Dict[str, str]] = None, page_content_columns: Optional[List[str]] = None, metadata_columns: Optional[List[str]] = None)[sou...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.duckdb_loader.DuckDBLoader.html
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Parameters query – The query to execute. database – The database to connect to. Defaults to “:memory:”. read_only – Whether to open the database in read-only mode. Defaults to False. config – A dictionary of configuration options to pass to the database. Optional. page_content_columns – The columns to write into the pa...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.duckdb_loader.DuckDBLoader.html
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langchain.document_loaders.joplin.JoplinLoader¶ class langchain.document_loaders.joplin.JoplinLoader(access_token: Optional[str] = None, port: int = 41184, host: str = 'localhost')[source]¶ Loader that fetches notes from Joplin. In order to use this loader, you need to have Joplin running with the Web Clipper enabled (...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.joplin.JoplinLoader.html
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load() → List[Document][source]¶ Load data into Document objects. load_and_split(text_splitter: Optional[TextSplitter] = None) → List[Document]¶ Load Documents and split into chunks. Chunks are returned as Documents. Parameters text_splitter – TextSplitter instance to use for splitting documents. Defaults to RecursiveC...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.joplin.JoplinLoader.html
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langchain.document_loaders.hugging_face_dataset.HuggingFaceDatasetLoader¶ class langchain.document_loaders.hugging_face_dataset.HuggingFaceDatasetLoader(path: str, page_content_column: str = 'text', name: Optional[str] = None, data_dir: Optional[str] = None, data_files: Optional[Union[str, Sequence[str], Mapping[str, U...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.hugging_face_dataset.HuggingFaceDatasetLoader.html
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load_and_split([text_splitter]) Load Documents and split into chunks. __init__(path: str, page_content_column: str = 'text', name: Optional[str] = None, data_dir: Optional[str] = None, data_files: Optional[Union[str, Sequence[str], Mapping[str, Union[str, Sequence[str]]]]] = None, cache_dir: Optional[str] = None, keep_...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.hugging_face_dataset.HuggingFaceDatasetLoader.html
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langchain.document_loaders.readthedocs.ReadTheDocsLoader¶ class langchain.document_loaders.readthedocs.ReadTheDocsLoader(path: Union[str, Path], encoding: Optional[str] = None, errors: Optional[str] = None, custom_html_tag: Optional[Tuple[str, dict]] = None, **kwargs: Optional[Any])[source]¶ Loads ReadTheDocs documenta...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.readthedocs.ReadTheDocsLoader.html
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Initialize ReadTheDocsLoader The loader loops over all files under path and extracts the actual content of the files by retrieving main html tags. Default main html tags include <main id=”main-content>, <div role=”main>, and <article role=”main”>. You can also define your own html tags by passing custom_html_tag, e.g. ...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.readthedocs.ReadTheDocsLoader.html
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langchain.document_loaders.tsv.UnstructuredTSVLoader¶ class langchain.document_loaders.tsv.UnstructuredTSVLoader(file_path: str, mode: str = 'single', **unstructured_kwargs: Any)[source]¶ Loader that uses unstructured to load TSV files. Like other Unstructured loaders, UnstructuredTSVLoader can be used in both “single”...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.tsv.UnstructuredTSVLoader.html
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langchain.document_loaders.s3_file.S3FileLoader¶ class langchain.document_loaders.s3_file.S3FileLoader(bucket: str, key: str)[source]¶ Loading logic for loading documents from an AWS S3 file. Initialize with bucket and key name. Parameters bucket – The name of the S3 bucket. key – The key of the S3 object. Methods __in...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.s3_file.S3FileLoader.html
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langchain.document_loaders.text.TextLoader¶ class langchain.document_loaders.text.TextLoader(file_path: str, encoding: Optional[str] = None, autodetect_encoding: bool = False)[source]¶ Load text files. Parameters file_path – Path to the file to load. encoding – File encoding to use. If None, the file will be loaded enc...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.text.TextLoader.html
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Atlas Tair Chroma Alibaba Cloud OpenSearch StarRocks Clarifai scikit-learn DocArrayHnswSearch MyScale ClickHouse Vector Search Qdrant Tigris AwaDB Supabase (Postgres) OpenSearch Pinecone Azure Cognitive Search Cassandra Milvus ElasticSearch Marqo DocArrayInMemorySearch pg_embedding FAISS AnalyticDB Hologres MongoDB Atl...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.text.TextLoader.html
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langchain.document_loaders.browserless.BrowserlessLoader¶ class langchain.document_loaders.browserless.BrowserlessLoader(api_token: str, urls: Union[str, List[str]], text_content: bool = True)[source]¶ Loads the content of webpages using Browserless’ /content endpoint Initialize with API token and the URLs to scrape At...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.browserless.BrowserlessLoader.html
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langchain.document_loaders.notion.NotionDirectoryLoader¶ class langchain.document_loaders.notion.NotionDirectoryLoader(path: str)[source]¶ Loads Notion directory dump. Initialize with a file path. Methods __init__(path) Initialize with a file path. lazy_load() A lazy loader for Documents. load() Load documents. load_an...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.notion.NotionDirectoryLoader.html
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langchain.document_loaders.pdf.PyPDFLoader¶ class langchain.document_loaders.pdf.PyPDFLoader(file_path: str, password: Optional[Union[str, bytes]] = None)[source]¶ Loads a PDF with pypdf and chunks at character level. Loader also stores page numbers in metadata. Initialize with a file path. Attributes source Methods __...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.pdf.PyPDFLoader.html
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langchain.document_loaders.embaas.EmbaasDocumentExtractionPayload¶ class langchain.document_loaders.embaas.EmbaasDocumentExtractionPayload[source]¶ Payload for the Embaas document extraction API. Attributes bytes The base64 encoded bytes of the document to extract text from. Methods __init__(*args, **kwargs) clear() co...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.embaas.EmbaasDocumentExtractionPayload.html
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items() → a set-like object providing a view on D's items¶ keys() → a set-like object providing a view on D's keys¶ pop(k[, d]) → v, remove specified key and return the corresponding value.¶ If the key is not found, return the default if given; otherwise, raise a KeyError. popitem()¶ Remove and return a (key, value) pa...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.embaas.EmbaasDocumentExtractionPayload.html
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langchain.document_loaders.xml.UnstructuredXMLLoader¶ class langchain.document_loaders.xml.UnstructuredXMLLoader(file_path: str, mode: str = 'single', **unstructured_kwargs: Any)[source]¶ Loader that uses unstructured to load XML files. You can run the loader in one of two modes: “single” and “elements”. If you use “si...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.xml.UnstructuredXMLLoader.html
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Returns List of Documents. Examples using UnstructuredXMLLoader¶ XML
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.xml.UnstructuredXMLLoader.html
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langchain.document_loaders.onedrive.OneDriveLoader¶ class langchain.document_loaders.onedrive.OneDriveLoader[source]¶ Bases: BaseLoader, BaseModel Loads data from OneDrive. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to form a...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.onedrive.OneDriveLoader.html
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exclude – fields to exclude from new model, as with values this takes precedence over include update – values to change/add in the new model. Note: the data is not validated before creating the new model: you should trust this data deep – set to True to make a deep copy of the model Returns new model instance dict(*, i...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.onedrive.OneDriveLoader.html
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Returns A list of Document objects representing the loaded documents. Return type List[Document] Raises ValueError – If the specified drive ID does not correspond to a drive in the OneDrive storage. – load_and_split(text_splitter: Optional[TextSplitter] = None) → List[Document]¶ Load Documents and split into chunks. C...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.onedrive.OneDriveLoader.html
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langchain.document_loaders.telegram.text_to_docs¶ langchain.document_loaders.telegram.text_to_docs(text: Union[str, List[str]]) → List[Document][source]¶ Converts a string or list of strings to a list of Documents with metadata.
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.telegram.text_to_docs.html
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langchain.document_loaders.snowflake_loader.SnowflakeLoader¶ class langchain.document_loaders.snowflake_loader.SnowflakeLoader(query: str, user: str, password: str, account: str, warehouse: str, role: str, database: str, schema: str, parameters: Optional[Dict[str, Any]] = None, page_content_columns: Optional[List[str]]...
https://api.python.langchain.com/en/latest/document_loaders/langchain.document_loaders.snowflake_loader.SnowflakeLoader.html