id
stringlengths
14
16
source
stringlengths
49
117
text
stringlengths
16
2.73k
85ea5a22cf84-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/pupmed.html
Source code for langchain.retrievers.pupmed from typing import List from langchain.schema import BaseRetriever, Document from langchain.utilities.pupmed import PubMedAPIWrapper [docs]class PubMedRetriever(BaseRetriever, PubMedAPIWrapper): """ It is effectively a wrapper for PubMedAPIWrapper. It wraps load()...
5f7240409638-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/arxiv.html
Source code for langchain.retrievers.arxiv from typing import List from langchain.schema import BaseRetriever, Document from langchain.utilities.arxiv import ArxivAPIWrapper [docs]class ArxivRetriever(BaseRetriever, ArxivAPIWrapper): """ It is effectively a wrapper for ArxivAPIWrapper. It wraps load() to ge...
87c5aa1b4f2f-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/metal.html
Source code for langchain.retrievers.metal from typing import Any, List, Optional from langchain.schema import BaseRetriever, Document [docs]class MetalRetriever(BaseRetriever): def __init__(self, client: Any, params: Optional[dict] = None): from metal_sdk.metal import Metal if not isinstance(client...
0b7752a6d233-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/embeddings_filter.html
Source code for langchain.retrievers.document_compressors.embeddings_filter """Document compressor that uses embeddings to drop documents unrelated to the query.""" from typing import Callable, Dict, Optional, Sequence import numpy as np from pydantic import root_validator from langchain.document_transformers import ( ...
0b7752a6d233-1
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/embeddings_filter.html
[docs] def compress_documents( self, documents: Sequence[Document], query: str ) -> Sequence[Document]: """Filter documents based on similarity of their embeddings to the query.""" stateful_documents = get_stateful_documents(documents) embedded_documents = _get_embeddings_from_sta...
b38c18542e9f-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/base.html
Source code for langchain.retrievers.document_compressors.base """Interface for retrieved document compressors.""" from abc import ABC, abstractmethod from typing import List, Sequence, Union from pydantic import BaseModel from langchain.schema import BaseDocumentTransformer, Document class BaseDocumentCompressor(BaseM...
b38c18542e9f-1
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/base.html
) -> Sequence[Document]: """Compress retrieved documents given the query context.""" for _transformer in self.transformers: if isinstance(_transformer, BaseDocumentCompressor): documents = await _transformer.acompress_documents(documents, query) elif isinstance(_t...
41c1f2aa5f56-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/chain_filter.html
Source code for langchain.retrievers.document_compressors.chain_filter """Filter that uses an LLM to drop documents that aren't relevant to the query.""" from typing import Any, Callable, Dict, Optional, Sequence from langchain import BasePromptTemplate, LLMChain, PromptTemplate from langchain.base_language import Base...
41c1f2aa5f56-1
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/chain_filter.html
if include_doc: filtered_docs.append(doc) return filtered_docs [docs] async def acompress_documents( self, documents: Sequence[Document], query: str ) -> Sequence[Document]: """Filter down documents.""" raise NotImplementedError [docs] @classmethod def from_...
e0c8a17b4653-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/cohere_rerank.html
Source code for langchain.retrievers.document_compressors.cohere_rerank from __future__ import annotations from typing import TYPE_CHECKING, Dict, Sequence from pydantic import Extra, root_validator from langchain.retrievers.document_compressors.base import BaseDocumentCompressor from langchain.schema import Document f...
e0c8a17b4653-1
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/cohere_rerank.html
doc_list = list(documents) _docs = [d.page_content for d in doc_list] results = self.client.rerank( model=self.model, query=query, documents=_docs, top_n=self.top_n ) final_results = [] for r in results: doc = doc_list[r.index] doc.metadata["re...
20ad2b8f71ef-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/chain_extract.html
Source code for langchain.retrievers.document_compressors.chain_extract """DocumentFilter that uses an LLM chain to extract the relevant parts of documents.""" from __future__ import annotations import asyncio from typing import Any, Callable, Dict, Optional, Sequence from langchain import LLMChain, PromptTemplate from...
20ad2b8f71ef-1
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/chain_extract.html
self, documents: Sequence[Document], query: str ) -> Sequence[Document]: """Compress page content of raw documents.""" compressed_docs = [] for doc in documents: _input = self.get_input(query, doc) output = self.llm_chain.predict_and_parse(**_input) if len...
20ad2b8f71ef-2
https://python.langchain.com/en/latest/_modules/langchain/retrievers/document_compressors/chain_extract.html
llm_chain = LLMChain(llm=llm, prompt=_prompt, **(llm_chain_kwargs or {})) return cls(llm_chain=llm_chain, get_input=_get_input) By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
1494a40ac0d8-0
https://python.langchain.com/en/latest/_modules/langchain/retrievers/self_query/base.html
Source code for langchain.retrievers.self_query.base """Retriever that generates and executes structured queries over its own data source.""" from typing import Any, Dict, List, Optional, Type, cast from pydantic import BaseModel, Field, root_validator from langchain import LLMChain from langchain.base_language import ...
1494a40ac0d8-1
https://python.langchain.com/en/latest/_modules/langchain/retrievers/self_query/base.html
return BUILTIN_TRANSLATORS[vectorstore_cls]() [docs]class SelfQueryRetriever(BaseRetriever, BaseModel): """Retriever that wraps around a vector store and uses an LLM to generate the vector store queries.""" vectorstore: VectorStore """The underlying vector store from which documents will be retrieved.""...
1494a40ac0d8-2
https://python.langchain.com/en/latest/_modules/langchain/retrievers/self_query/base.html
new_query, new_kwargs = self.structured_query_translator.visit_structured_query( structured_query ) if structured_query.limit is not None: new_kwargs["k"] = structured_query.limit search_kwargs = {**self.search_kwargs, **new_kwargs} docs = self.vectorstore.search(...
1494a40ac0d8-3
https://python.langchain.com/en/latest/_modules/langchain/retrievers/self_query/base.html
structured_query_translator=structured_query_translator, **kwargs, ) By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
31600fbf13a0-0
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
Source code for langchain.tools.base """Base implementation for tools or skills.""" from __future__ import annotations import warnings from abc import ABC, abstractmethod from inspect import signature from typing import Any, Awaitable, Callable, Dict, Optional, Tuple, Type, Union from pydantic import ( BaseModel, ...
31600fbf13a0-1
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
raise SchemaAnnotationError( f"Tool definition for {name} must include valid type annotations" f" for argument 'args_schema' to behave as expected.\n" f"Expected annotation of 'Type[BaseModel]'" f" but got '{args_schema_type}'.\n" ...
31600fbf13a0-2
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
validated = validate_arguments(func, config=_SchemaConfig) # type: ignore inferred_model = validated.model # type: ignore if "run_manager" in inferred_model.__fields__: del inferred_model.__fields__["run_manager"] # Pydantic adds placeholder virtual fields we need to strip filtered_args = get_...
31600fbf13a0-3
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
"""Callbacks to be called during tool execution.""" callback_manager: Optional[BaseCallbackManager] = Field(default=None, exclude=True) """Deprecated. Please use callbacks instead.""" handle_tool_error: Optional[ Union[bool, str, Callable[[ToolException], str]] ] = False """Handle the conten...
31600fbf13a0-4
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
"""Raise deprecation warning if callback_manager is used.""" if values.get("callback_manager") is not None: warnings.warn( "callback_manager is deprecated. Please use callbacks instead.", DeprecationWarning, ) values["callbacks"] = values.pop("...
31600fbf13a0-5
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
verbose_ = verbose else: verbose_ = self.verbose callback_manager = CallbackManager.configure( callbacks, self.callbacks, verbose=verbose_ ) # TODO: maybe also pass through run_manager is _run supports kwargs new_arg_supported = signature(self._run).parame...
31600fbf13a0-6
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
raise e else: run_manager.on_tool_end( str(observation), color=color, name=self.name, **kwargs ) return observation [docs] async def arun( self, tool_input: Union[str, Dict], verbose: Optional[bool] = None, start_color: Optio...
31600fbf13a0-7
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
observation = e.args[0] else: observation = "Tool execution error" elif isinstance(self.handle_tool_error, str): observation = self.handle_tool_error elif callable(self.handle_tool_error): observation = self.handle_tool_error(e)...
31600fbf13a0-8
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
def _to_args_and_kwargs(self, tool_input: Union[str, Dict]) -> Tuple[Tuple, Dict]: """Convert tool input to pydantic model.""" args, kwargs = super()._to_args_and_kwargs(tool_input) # For backwards compatibility. The tool must be run with a single input all_args = list(args) + list(kwarg...
31600fbf13a0-9
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
else await self.coroutine(*args, **kwargs) ) raise NotImplementedError("Tool does not support async") # TODO: this is for backwards compatibility, remove in future def __init__( self, name: str, func: Callable, description: str, **kwargs: Any ) -> None: """Initialize tool...
31600fbf13a0-10
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
run_manager: Optional[CallbackManagerForToolRun] = None, **kwargs: Any, ) -> Any: """Use the tool.""" new_argument_supported = signature(self.func).parameters.get("callbacks") return ( self.func( *args, callbacks=run_manager.get_child() if ...
31600fbf13a0-11
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
), "Function must have a docstring if description not provided." # Description example: # search_api(query: str) - Searches the API for the query. description = f"{name}{signature(func)} - {description.strip()}" _args_schema = args_schema if _args_schema is None and infer_schema:...
31600fbf13a0-12
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
return """ def _make_with_name(tool_name: str) -> Callable: def _make_tool(func: Callable) -> BaseTool: if infer_schema or args_schema is not None: return StructuredTool.from_function( func, name=tool_name, return_di...
31600fbf13a0-13
https://python.langchain.com/en/latest/_modules/langchain/tools/base.html
By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
0f02d5e12ff2-0
https://python.langchain.com/en/latest/_modules/langchain/tools/plugin.html
Source code for langchain.tools.plugin from __future__ import annotations import json from typing import Optional, Type import requests import yaml from pydantic import BaseModel from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base impo...
0f02d5e12ff2-1
https://python.langchain.com/en/latest/_modules/langchain/tools/plugin.html
f"Call this tool to get the OpenAPI spec (and usage guide) " f"for interacting with the {plugin.name_for_human} API. " f"You should only call this ONCE! What is the " f"{plugin.name_for_human} API useful for? " ) + plugin.description_for_human open_api_spec_str = requ...
44adb980be83-0
https://python.langchain.com/en/latest/_modules/langchain/tools/ifttt.html
Source code for langchain.tools.ifttt """From https://github.com/SidU/teams-langchain-js/wiki/Connecting-IFTTT-Services. # Creating a webhook - Go to https://ifttt.com/create # Configuring the "If This" - Click on the "If This" button in the IFTTT interface. - Search for "Webhooks" in the search bar. - Choose the first...
44adb980be83-1
https://python.langchain.com/en/latest/_modules/langchain/tools/ifttt.html
- Copy the IFTTT key value from there. The URL is of the form https://maker.ifttt.com/use/YOUR_IFTTT_KEY. Grab the YOUR_IFTTT_KEY value. """ from typing import Optional import requests from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.bas...
a004618372b6-0
https://python.langchain.com/en/latest/_modules/langchain/tools/wikipedia/tool.html
Source code for langchain.tools.wikipedia.tool """Tool for the Wikipedia API.""" from typing import Optional from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.utilities.wikipedia import WikipediaAPIWrap...
59ca0a917a96-0
https://python.langchain.com/en/latest/_modules/langchain/tools/shell/tool.html
Source code for langchain.tools.shell.tool import asyncio import platform import warnings from typing import List, Optional, Type, Union from pydantic import BaseModel, Field, root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.too...
59ca0a917a96-1
https://python.langchain.com/en/latest/_modules/langchain/tools/shell/tool.html
description: str = f"Run shell commands on this {_get_platform()} machine." """Description of tool.""" args_schema: Type[BaseModel] = ShellInput """Schema for input arguments.""" def _run( self, commands: Union[str, List[str]], run_manager: Optional[CallbackManagerForToolRun] = N...
25aebc97572b-0
https://python.langchain.com/en/latest/_modules/langchain/tools/zapier/tool.html
Source code for langchain.tools.zapier.tool """## Zapier Natural Language Actions API \ Full docs here: https://nla.zapier.com/api/v1/docs **Zapier Natural Language Actions** gives you access to the 5k+ apps, 20k+ actions on Zapier's platform through a natural language API interface. NLA supports apps like Gmail, Sales...
25aebc97572b-1
https://python.langchain.com/en/latest/_modules/langchain/tools/zapier/tool.html
3. Use NLA to send the draft reply (2) to someone in Slack via direct message In code, below: ```python import os # get from https://platform.openai.com/ os.environ["OPENAI_API_KEY"] = os.environ.get("OPENAI_API_KEY", "") # get from https://nla.zapier.com/demo/provider/debug # (under User Information, after logging in)...
25aebc97572b-2
https://python.langchain.com/en/latest/_modules/langchain/tools/zapier/tool.html
) agent.run(("Summarize the last email I received regarding Silicon Valley Bank. " "Send the summary to the #test-zapier channel in slack.")) ``` """ from typing import Any, Dict, Optional from pydantic import Field, root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, Ca...
25aebc97572b-3
https://python.langchain.com/en/latest/_modules/langchain/tools/zapier/tool.html
params_schema = values["params_schema"] if "instructions" in params_schema: del params_schema["instructions"] # Ensure base prompt (if overrided) contains necessary input fields necessary_fields = {"{zapier_description}", "{params}"} if not all(field in values["base_prompt"] ...
25aebc97572b-4
https://python.langchain.com/en/latest/_modules/langchain/tools/zapier/tool.html
description = BASE_ZAPIER_TOOL_PROMPT + ( "This tool returns a list of the user's exposed actions." ) api_wrapper: ZapierNLAWrapper = Field(default_factory=ZapierNLAWrapper) def _run( self, _: str = "", run_manager: Optional[CallbackManagerForToolRun] = None, ) -> str: ...
fa2166511e04-0
https://python.langchain.com/en/latest/_modules/langchain/tools/google_places/tool.html
Source code for langchain.tools.google_places.tool """Tool for the Google search API.""" from typing import Optional from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langcha...
d2ccf307509f-0
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/image_analysis.html
Source code for langchain.tools.azure_cognitive_services.image_analysis from __future__ import annotations import logging from typing import Any, Dict, Optional from pydantic import root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langcha...
d2ccf307509f-1
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/image_analysis.html
try: import azure.ai.vision as sdk values["vision_service"] = sdk.VisionServiceOptions( endpoint=azure_cogs_endpoint, key=azure_cogs_key ) values["analysis_options"] = sdk.ImageAnalysisOptions() values["analysis_options"].features = ( ...
d2ccf307509f-2
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/image_analysis.html
if result.text is not None: res_dict["text"] = [line.content for line in result.text.lines] else: error_details = sdk.ImageAnalysisErrorDetails.from_result(result) raise RuntimeError( f"Image analysis failed.\n" f"Reason: {error_details.rea...
d2ccf307509f-3
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/image_analysis.html
raise RuntimeError(f"Error while running AzureCogsImageAnalysisTool: {e}") async def _arun( self, query: str, run_manager: Optional[AsyncCallbackManagerForToolRun] = None, ) -> str: """Use the tool asynchronously.""" raise NotImplementedError("AzureCogsImageAnalysisTool d...
ff3957c2d5bc-0
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/form_recognizer.html
Source code for langchain.tools.azure_cognitive_services.form_recognizer from __future__ import annotations import logging from typing import Any, Dict, List, Optional from pydantic import root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from ...
ff3957c2d5bc-1
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/form_recognizer.html
azure_cogs_endpoint = get_from_dict_or_env( values, "azure_cogs_endpoint", "AZURE_COGS_ENDPOINT" ) try: from azure.ai.formrecognizer import DocumentAnalysisClient from azure.core.credentials import AzureKeyCredential values["doc_analysis_client"] = Documen...
ff3957c2d5bc-2
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/form_recognizer.html
elif document_src_type == "remote": poller = self.doc_analysis_client.begin_analyze_document_from_url( "prebuilt-document", document_path ) else: raise ValueError(f"Invalid document path: {document_path}") result = poller.result() res_dict = {}...
ff3957c2d5bc-3
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/form_recognizer.html
return "No good document analysis result was found" return self._format_document_analysis_result(document_analysis_result) except Exception as e: raise RuntimeError(f"Error while running AzureCogsFormRecognizerTool: {e}") async def _arun( self, query: str, run...
a7742ee10cab-0
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/speech2text.html
Source code for langchain.tools.azure_cognitive_services.speech2text from __future__ import annotations import logging import time from typing import Any, Dict, Optional from pydantic import root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) fro...
a7742ee10cab-1
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/speech2text.html
azure_cogs_region = get_from_dict_or_env( values, "azure_cogs_region", "AZURE_COGS_REGION" ) try: import azure.cognitiveservices.speech as speechsdk values["speech_config"] = speechsdk.SpeechConfig( subscription=azure_cogs_key, region=azure_cogs_region...
a7742ee10cab-2
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/speech2text.html
if audio_src_type == "local": audio_config = speechsdk.AudioConfig(filename=audio_path) elif audio_src_type == "remote": tmp_audio_path = download_audio_from_url(audio_path) audio_config = speechsdk.AudioConfig(filename=tmp_audio_path) else: raise ValueErr...
e8ad928a6dd3-0
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/text2speech.html
Source code for langchain.tools.azure_cognitive_services.text2speech from __future__ import annotations import logging import tempfile from typing import Any, Dict, Optional from pydantic import root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, )...
e8ad928a6dd3-1
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/text2speech.html
import azure.cognitiveservices.speech as speechsdk values["speech_config"] = speechsdk.SpeechConfig( subscription=azure_cogs_key, region=azure_cogs_region ) except ImportError: raise ImportError( "azure-cognitiveservices-speech is not installed...
e8ad928a6dd3-2
https://python.langchain.com/en/latest/_modules/langchain/tools/azure_cognitive_services/text2speech.html
) -> str: """Use the tool.""" try: speech_file = self._text2speech(query, self.speech_language) return speech_file except Exception as e: raise RuntimeError(f"Error while running AzureCogsText2SpeechTool: {e}") async def _arun( self, query:...
d213221933e5-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/read.html
Source code for langchain.tools.file_management.read from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.tools.file_management.utils...
d213221933e5-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/read.html
© Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
555bbfc74448-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/file_search.html
Source code for langchain.tools.file_management.file_search import fnmatch import os from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langc...
555bbfc74448-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/file_search.html
return "\n".join(matches) else: return f"No files found for pattern {pattern} in directory {dir_path}" except Exception as e: return "Error: " + str(e) async def _arun( self, dir_path: str, pattern: str, run_manager: Optional[AsyncCallb...
10c3cad6a36d-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/list_dir.html
Source code for langchain.tools.file_management.list_dir import os from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.tools.file_ma...
10c3cad6a36d-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/list_dir.html
Last updated on Jun 04, 2023.
c0a3a6f0cc28-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/write.html
Source code for langchain.tools.file_management.write from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.tools.file_management.util...
c0a3a6f0cc28-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/write.html
async def _arun( self, file_path: str, text: str, append: bool = False, run_manager: Optional[AsyncCallbackManagerForToolRun] = None, ) -> str: # TODO: Add aiofiles method raise NotImplementedError By Harrison Chase © Copyright 2023, Harrison Chase....
71219ec1e8e0-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/copy.html
Source code for langchain.tools.file_management.copy import shutil from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.tools.file_ma...
71219ec1e8e0-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/copy.html
return "Error: " + str(e) async def _arun( self, source_path: str, destination_path: str, run_manager: Optional[AsyncCallbackManagerForToolRun] = None, ) -> str: # TODO: Add aiofiles method raise NotImplementedError By Harrison Chase © Copyright 2023, H...
f6259141e8f4-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/move.html
Source code for langchain.tools.file_management.move import shutil from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.tools.file_ma...
f6259141e8f4-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/move.html
return f"File moved successfully from {source_path} to {destination_path}." except Exception as e: return "Error: " + str(e) async def _arun( self, source_path: str, destination_path: str, run_manager: Optional[AsyncCallbackManagerForToolRun] = None, ) -> str:...
886bef46ed20-0
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/delete.html
Source code for langchain.tools.file_management.delete import os from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.base import BaseTool from langchain.tools.file_mana...
886bef46ed20-1
https://python.langchain.com/en/latest/_modules/langchain/tools/file_management/delete.html
Last updated on Jun 04, 2023.
a5ec6637b428-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/navigate_back.html
Source code for langchain.tools.playwright.navigate_back from __future__ import annotations from typing import Optional, Type from pydantic import BaseModel from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.playwright.base import BaseBrow...
a5ec6637b428-1
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/navigate_back.html
f"Navigated back to the previous page with URL '{response.url}'." f" Status code {response.status}" ) else: return "Unable to navigate back; no previous page in the history" By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 20...
92e76d519017-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/navigate.html
Source code for langchain.tools.playwright.navigate from __future__ import annotations from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.playwright.base import BaseBr...
92e76d519017-1
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/navigate.html
status = response.status if response else "unknown" return f"Navigating to {url} returned status code {status}" By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
4b9f1ee85256-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/extract_hyperlinks.html
Source code for langchain.tools.playwright.extract_hyperlinks from __future__ import annotations import json from typing import TYPE_CHECKING, Any, Optional, Type from pydantic import BaseModel, Field, root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToo...
4b9f1ee85256-1
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/extract_hyperlinks.html
anchors = soup.find_all("a") if absolute_urls: base_url = page.url links = [urljoin(base_url, anchor.get("href", "")) for anchor in anchors] else: links = [anchor.get("href", "") for anchor in anchors] # Return the list of links as a JSON string return...
af6dcca24ee1-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/current_page.html
Source code for langchain.tools.playwright.current_page from __future__ import annotations from typing import Optional, Type from pydantic import BaseModel from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.playwright.base import BaseBrows...
068f1dc93717-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/click.html
Source code for langchain.tools.playwright.click from __future__ import annotations from typing import Optional, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.playwright.base import BaseBrows...
068f1dc93717-1
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/click.html
selector_effective = self._selector_effective(selector=selector) from playwright.sync_api import TimeoutError as PlaywrightTimeoutError try: page.click( selector_effective, strict=self.playwright_strict, timeout=self.playwright_timeout, ...
d681ecb151f1-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/extract_text.html
Source code for langchain.tools.playwright.extract_text from __future__ import annotations from typing import Optional, Type from pydantic import BaseModel, root_validator from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) from langchain.tools.playwright.base ...
d681ecb151f1-1
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/extract_text.html
) -> str: """Use the tool.""" if self.async_browser is None: raise ValueError(f"Asynchronous browser not provided to {self.name}") # Use Beautiful Soup since it's faster than looping through the elements from bs4 import BeautifulSoup page = await aget_current_page(sel...
46b63b3917de-0
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/get_elements.html
Source code for langchain.tools.playwright.get_elements from __future__ import annotations import json from typing import TYPE_CHECKING, List, Optional, Sequence, Type from pydantic import BaseModel, Field from langchain.callbacks.manager import ( AsyncCallbackManagerForToolRun, CallbackManagerForToolRun, ) fro...
46b63b3917de-1
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/get_elements.html
"""Get elements matching the given CSS selector.""" elements = page.query_selector_all(selector) results = [] for element in elements: result = {} for attribute in attributes: if attribute == "innerText": val: Optional[str] = element.inner_text() else:...
46b63b3917de-2
https://python.langchain.com/en/latest/_modules/langchain/tools/playwright/get_elements.html
page = await aget_current_page(self.async_browser) # Navigate to the desired webpage before using this tool results = await _aget_elements(page, selector, attributes) return json.dumps(results, ensure_ascii=False) By Harrison Chase © Copyright 2023, Harrison Chase. Last updat...
d237881a9c21-0
https://python.langchain.com/en/latest/_modules/langchain/tools/youtube/search.html
Source code for langchain.tools.youtube.search """ Adapted from https://github.com/venuv/langchain_yt_tools CustomYTSearchTool searches YouTube videos related to a person and returns a specified number of video URLs. Input to this tool should be a comma separated list, - the first part contains a person name - and th...
d237881a9c21-1
https://python.langchain.com/en/latest/_modules/langchain/tools/youtube/search.html
num_results = 2 return self._search(person, num_results) async def _arun( self, query: str, run_manager: Optional[AsyncCallbackManagerForToolRun] = None, ) -> str: """Use the tool asynchronously.""" raise NotImplementedError("YouTubeSearchTool does not yet suppor...
73a5efc7936d-0
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
Source code for langchain.tools.openapi.utils.api_models """Pydantic models for parsing an OpenAPI spec.""" import logging from enum import Enum from typing import Any, Dict, List, Optional, Sequence, Tuple, Type, Union from openapi_schema_pydantic import MediaType, Parameter, Reference, RequestBody, Schema from pydant...
73a5efc7936d-1
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
SCHEMA_TYPE = Union[str, Type, tuple, None, Enum] class APIPropertyBase(BaseModel): """Base model for an API property.""" # The name of the parameter is required and is case sensitive. # If "in" is "path", the "name" field must correspond to a template expression # within the path field in the Paths Obj...
73a5efc7936d-2
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
else: return tuple(type_) @staticmethod def _get_schema_type_for_enum(parameter: Parameter, schema: Schema) -> Enum: """Get the schema type when the parameter is an enum.""" param_name = f"{parameter.name}Enum" return Enum(param_name, {str(v): v for v in schema.enum}) @st...
73a5efc7936d-3
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
raise NotImplementedError(f"Unsupported type: {schema_type}") return schema_type @staticmethod def _validate_location(location: APIPropertyLocation, name: str) -> None: if location not in SUPPORTED_LOCATIONS: raise NotImplementedError( INVALID_LOCATION_TEMPL.format(lo...
73a5efc7936d-4
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
return cls( name=parameter.name, location=location, default=default_val, description=parameter.description, required=parameter.required, type=schema_type, ) class APIRequestBodyProperty(APIPropertyBase): """A model for a request body pr...
73a5efc7936d-5
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
cls, schema: Schema, name: str, spec: OpenAPISpec, references_used: List[str] ) -> str: items = schema.items if items is not None: if isinstance(items, Reference): ref_name = items.ref.split("/")[-1] if ref_name not in references_used: ...
73a5efc7936d-6
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
# No typing specified/parsed. WIll map to 'any' pass else: raise ValueError(f"Unsupported type: {schema_type}") return cls( name=name, required=required, type=schema_type, default=schema.default, description=schema.descr...
73a5efc7936d-7
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
APIRequestBodyProperty.from_schema( schema=prop_schema, name=prop_name, required=prop_name in required_properties, spec=spec, ) ) else: api_request_body_properties.appe...
73a5efc7936d-8
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
properties: Sequence[APIProperty] = Field(alias="properties") # TODO: Add parse in used components to be able to specify what type of # referenced object it is. # """The properties of the operation.""" # components: Dict[str, BaseModel] = Field(alias="components") request_body: Optional[APIRequestBo...
73a5efc7936d-9
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
"""Create an APIOperation from an OpenAPI spec.""" operation = spec.get_operation(path, method) parameters = spec.get_parameters_for_operation(operation) properties = cls._get_properties_from_parameters(parameters, spec) operation_id = OpenAPISpec.get_cleaned_operation_id(operation, path...
73a5efc7936d-10
https://python.langchain.com/en/latest/_modules/langchain/tools/openapi/utils/api_models.html
def _format_nested_properties( self, properties: List[APIRequestBodyProperty], indent: int = 2 ) -> str: """Format nested properties.""" formatted_props = [] for prop in properties: prop_name = prop.name prop_type = self.ts_type_from_python(prop.type) ...