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c3f85dae222b-13
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
[docs] def save(self, file_path: Union[Path, str]) -> None: """Raise error - saving not supported for Agent Executors.""" raise ValueError( "Saving not supported for agent executors. " "If you are trying to save the agent, please use the " "`.save_agent(...)`" ...
c3f85dae222b-14
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
run_manager.on_agent_finish(output, color="green", verbose=self.verbose) final_output = output.return_values if self.return_intermediate_steps: final_output["intermediate_steps"] = intermediate_steps return final_output async def _areturn( self, output: AgentFinis...
c3f85dae222b-15
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
text = str(e) if isinstance(self.handle_parsing_errors, bool): if e.send_to_llm: observation = str(e.observation) text = str(e.llm_output) else: observation = "Invalid or incomplete response" elif isinsta...
c3f85dae222b-16
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
tool_run_kwargs["llm_prefix"] = "" # We then call the tool on the tool input to get an observation observation = tool.run( agent_action.tool_input, verbose=self.verbose, color=color, callbacks=run_manager.get...
c3f85dae222b-17
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
text = str(e) if isinstance(self.handle_parsing_errors, bool): observation = "Invalid or incomplete response" elif isinstance(self.handle_parsing_errors, str): observation = self.handle_parsing_errors elif callable(self.handle_parsing_errors): ...
c3f85dae222b-18
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
# We then call the tool on the tool input to get an observation observation = await tool.arun( agent_action.tool_input, verbose=self.verbose, color=color, callbacks=run_manager.get_child() if run_manager else None, ...
c3f85dae222b-19
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
while self._should_continue(iterations, time_elapsed): next_step_output = self._take_next_step( name_to_tool_map, color_mapping, inputs, intermediate_steps, run_manager=run_manager, ) if isinstance(next_s...
c3f85dae222b-20
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
# Let's start tracking the number of iterations and time elapsed iterations = 0 time_elapsed = 0.0 start_time = time.time() # We now enter the agent loop (until it returns something). async with asyncio_timeout(self.max_execution_time): try: while self...
c3f85dae222b-21
https://python.langchain.com/en/latest/_modules/langchain/agents/agent.html
def _get_tool_return( self, next_step_output: Tuple[AgentAction, str] ) -> Optional[AgentFinish]: """Check if the tool is a returning tool.""" agent_action, observation = next_step_output name_to_tool_map = {tool.name: tool for tool in self.tools} # Invalid tools won't be in ...
a2281e9eafb6-0
https://python.langchain.com/en/latest/_modules/langchain/agents/loading.html
Source code for langchain.agents.loading """Functionality for loading agents.""" import json import logging from pathlib import Path from typing import Any, List, Optional, Union import yaml from langchain.agents.agent import BaseSingleActionAgent from langchain.agents.tools import Tool from langchain.agents.types impo...
a2281e9eafb6-1
https://python.langchain.com/en/latest/_modules/langchain/agents/loading.html
"If `load_from_llm_and_tools` is set to True, " "then LLM must be provided" ) if tools is None: raise ValueError( "If `load_from_llm_and_tools` is set to True, " "then tools must be provided" ) return _load_agent_from_to...
a2281e9eafb6-2
https://python.langchain.com/en/latest/_modules/langchain/agents/loading.html
return _load_agent_from_file(path, **kwargs) def _load_agent_from_file( file: Union[str, Path], **kwargs: Any ) -> BaseSingleActionAgent: """Load agent from file.""" # Convert file to Path object. if isinstance(file, str): file_path = Path(file) else: file_path = file # Load from...
9b4df087b96b-0
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
Source code for langchain.agents.load_tools # flake8: noqa """Load tools.""" import warnings from typing import Any, Dict, List, Optional, Callable, Tuple from mypy_extensions import Arg, KwArg from langchain.agents.tools import Tool from langchain.base_language import BaseLanguageModel from langchain.callbacks.base im...
9b4df087b96b-1
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
from langchain.tools.wikipedia.tool import WikipediaQueryRun from langchain.tools.wolfram_alpha.tool import WolframAlphaQueryRun from langchain.tools.openweathermap.tool import OpenWeatherMapQueryRun from langchain.utilities import ArxivAPIWrapper from langchain.utilities import PubMedAPIWrapper from langchain.utilitie...
9b4df087b96b-2
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
_BASE_TOOLS: Dict[str, Callable[[], BaseTool]] = { "python_repl": _get_python_repl, "requests": _get_tools_requests_get, # preserved for backwards compatability "requests_get": _get_tools_requests_get, "requests_post": _get_tools_requests_post, "requests_patch": _get_tools_requests_patch, "requ...
9b4df087b96b-3
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
def _get_open_meteo_api(llm: BaseLanguageModel) -> BaseTool: chain = APIChain.from_llm_and_api_docs(llm, open_meteo_docs.OPEN_METEO_DOCS) return Tool( name="Open Meteo API", description="Useful for when you want to get weather information from the OpenMeteo API. The input should be a question in...
9b4df087b96b-4
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
headers={"Authorization": f"Bearer {tmdb_bearer_token}"}, ) return Tool( name="TMDB API", description="Useful for when you want to get information from The Movie Database. The input should be a question in natural language that this API can answer.", func=chain.run, ) def _get_podcas...
9b4df087b96b-5
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
def _get_pupmed(**kwargs: Any) -> BaseTool: return PubmedQueryRun(api_wrapper=PubMedAPIWrapper(**kwargs)) def _get_google_serper(**kwargs: Any) -> BaseTool: return GoogleSerperRun(api_wrapper=GoogleSerperAPIWrapper(**kwargs)) def _get_google_serper_results_json(**kwargs: Any) -> BaseTool: return GoogleSerpe...
9b4df087b96b-6
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
return BingSearchRun(api_wrapper=BingSearchAPIWrapper(**kwargs)) def _get_metaphor_search(**kwargs: Any) -> BaseTool: return MetaphorSearchResults(api_wrapper=MetaphorSearchAPIWrapper(**kwargs)) def _get_ddg_search(**kwargs: Any) -> BaseTool: return DuckDuckGoSearchRun(api_wrapper=DuckDuckGoSearchAPIWrapper(**k...
9b4df087b96b-7
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
"google-search-results-json": ( _get_google_search_results_json, ["google_api_key", "google_cse_id", "num_results"], ), "searx-search-results-json": ( _get_searx_search_results_json, ["searx_host", "engines", "num_results", "aiosession"], ), "bing-search": (_get_bing_sear...
9b4df087b96b-8
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
_get_lambda_api, ["awslambda_tool_name", "awslambda_tool_description", "function_name"], ), "sceneXplain": (_get_scenexplain, []), "graphql": (_get_graphql_tool, ["graphql_endpoint"]), "openweathermap-api": (_get_openweathermap, ["openweathermap_api_key"]), } def _handle_callbacks( callback_...
9b4df087b96b-9
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
raise NotImplementedError("Multimodal outputs not supported yet.") inputs = hf_tool.inputs if set(inputs) != {"text"}: raise NotImplementedError("Multimodal inputs not supported yet.") return Tool.from_function( hf_tool.__call__, name=hf_tool.name, description=hf_tool.description ) [docs...
9b4df087b96b-10
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
raise ValueError(f"Tool {name} requires an LLM to be provided") tool = _LLM_TOOLS[name](llm) tools.append(tool) elif name in _EXTRA_LLM_TOOLS: if llm is None: raise ValueError(f"Tool {name} requires an LLM to be provided") _get_llm_tool_func, extra...
9b4df087b96b-11
https://python.langchain.com/en/latest/_modules/langchain/agents/load_tools.html
Last updated on Jun 04, 2023.
205e737b9ace-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_types.html
Source code for langchain.agents.agent_types from enum import Enum [docs]class AgentType(str, Enum): ZERO_SHOT_REACT_DESCRIPTION = "zero-shot-react-description" REACT_DOCSTORE = "react-docstore" SELF_ASK_WITH_SEARCH = "self-ask-with-search" CONVERSATIONAL_REACT_DESCRIPTION = "conversational-react-descri...
9f8a2efccdb9-0
https://python.langchain.com/en/latest/_modules/langchain/agents/self_ask_with_search/base.html
Source code for langchain.agents.self_ask_with_search.base """Chain that does self ask with search.""" from typing import Any, Sequence, Union from pydantic import Field from langchain.agents.agent import Agent, AgentExecutor, AgentOutputParser from langchain.agents.agent_types import AgentType from langchain.agents.se...
9f8a2efccdb9-1
https://python.langchain.com/en/latest/_modules/langchain/agents/self_ask_with_search/base.html
tool_names = {tool.name for tool in tools} if tool_names != {"Intermediate Answer"}: raise ValueError( f"Tool name should be Intermediate Answer, got {tool_names}" ) @property def observation_prefix(self) -> str: """Prefix to append the observation with.""...
64dae8923ba5-0
https://python.langchain.com/en/latest/_modules/langchain/agents/mrkl/base.html
Source code for langchain.agents.mrkl.base """Attempt to implement MRKL systems as described in arxiv.org/pdf/2205.00445.pdf.""" from __future__ import annotations from typing import Any, Callable, List, NamedTuple, Optional, Sequence from pydantic import Field from langchain.agents.agent import Agent, AgentExecutor, A...
64dae8923ba5-1
https://python.langchain.com/en/latest/_modules/langchain/agents/mrkl/base.html
"""Prefix to append the observation with.""" return "Observation: " @property def llm_prefix(self) -> str: """Prefix to append the llm call with.""" return "Thought:" [docs] @classmethod def create_prompt( cls, tools: Sequence[BaseTool], prefix: str = PREFI...
64dae8923ba5-2
https://python.langchain.com/en/latest/_modules/langchain/agents/mrkl/base.html
output_parser: Optional[AgentOutputParser] = None, prefix: str = PREFIX, suffix: str = SUFFIX, format_instructions: str = FORMAT_INSTRUCTIONS, input_variables: Optional[List[str]] = None, **kwargs: Any, ) -> Agent: """Construct an agent from an LLM and tools.""" ...
64dae8923ba5-3
https://python.langchain.com/en/latest/_modules/langchain/agents/mrkl/base.html
llm = OpenAI(temperature=0) prompt = PromptTemplate(...) chains = [...] mrkl = MRKLChain.from_chains(llm=llm, prompt=prompt) """ [docs] @classmethod def from_chains( cls, llm: BaseLanguageModel, chains: List[ChainConfig], **kwargs: Any ) -> AgentExecutor: ...
64dae8923ba5-4
https://python.langchain.com/en/latest/_modules/langchain/agents/mrkl/base.html
for c in chains ] agent = ZeroShotAgent.from_llm_and_tools(llm, tools) return cls(agent=agent, tools=tools, **kwargs) By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
b238d9ce7c54-0
https://python.langchain.com/en/latest/_modules/langchain/agents/structured_chat/base.html
Source code for langchain.agents.structured_chat.base import re from typing import Any, List, Optional, Sequence, Tuple from pydantic import Field from langchain.agents.agent import Agent, AgentOutputParser from langchain.agents.structured_chat.output_parser import ( StructuredChatOutputParserWithRetries, ) from la...
b238d9ce7c54-1
https://python.langchain.com/en/latest/_modules/langchain/agents/structured_chat/base.html
f"(but I haven't seen any of it! I only see what " f"you return as final answer):\n{agent_scratchpad}" ) else: return agent_scratchpad @classmethod def _validate_tools(cls, tools: Sequence[BaseTool]) -> None: pass @classmethod def _get_default_outp...
b238d9ce7c54-2
https://python.langchain.com/en/latest/_modules/langchain/agents/structured_chat/base.html
input_variables = ["input", "agent_scratchpad"] _memory_prompts = memory_prompts or [] messages = [ SystemMessagePromptTemplate.from_template(template), *_memory_prompts, HumanMessagePromptTemplate.from_template(human_message_template), ] return ChatPr...
b238d9ce7c54-3
https://python.langchain.com/en/latest/_modules/langchain/agents/structured_chat/base.html
allowed_tools=tool_names, output_parser=_output_parser, **kwargs, ) @property def _agent_type(self) -> str: raise ValueError By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
5edd752fc74d-0
https://python.langchain.com/en/latest/_modules/langchain/agents/conversational_chat/base.html
Source code for langchain.agents.conversational_chat.base """An agent designed to hold a conversation in addition to using tools.""" from __future__ import annotations from typing import Any, List, Optional, Sequence, Tuple from pydantic import Field from langchain.agents.agent import Agent, AgentOutputParser from lang...
5edd752fc74d-1
https://python.langchain.com/en/latest/_modules/langchain/agents/conversational_chat/base.html
def llm_prefix(self) -> str: """Prefix to append the llm call with.""" return "Thought:" @classmethod def _validate_tools(cls, tools: Sequence[BaseTool]) -> None: super()._validate_tools(tools) validate_tools_single_input(cls.__name__, tools) [docs] @classmethod def create...
5edd752fc74d-2
https://python.langchain.com/en/latest/_modules/langchain/agents/conversational_chat/base.html
"""Construct the scratchpad that lets the agent continue its thought process.""" thoughts: List[BaseMessage] = [] for action, observation in intermediate_steps: thoughts.append(AIMessage(content=action.log)) human_message = HumanMessage( content=self.template_tool...
13f6bc0acdf6-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/spark_sql/base.html
Source code for langchain.agents.agent_toolkits.spark_sql.base """Spark SQL agent.""" from typing import Any, Dict, List, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.spark_sql.prompt import SQL_PREFIX, SQL_SUFFIX from langchain.agents.agent_toolkits.spark_sql.toolkit i...
13f6bc0acdf6-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/spark_sql/base.html
prompt=prompt, callback_manager=callback_manager, ) tool_names = [tool.name for tool in tools] agent = ZeroShotAgent(llm_chain=llm_chain, allowed_tools=tool_names, **kwargs) return AgentExecutor.from_agent_and_tools( agent=agent, tools=tools, callback_manager=callback_man...
0277f2e36f00-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/spark_sql/toolkit.html
Source code for langchain.agents.agent_toolkits.spark_sql.toolkit """Toolkit for interacting with Spark SQL.""" from typing import List from pydantic import Field from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.base_language import BaseLanguageModel from langchain.tools import BaseTool from ...
65eeaddc89b3-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/nla/toolkit.html
Source code for langchain.agents.agent_toolkits.nla.toolkit """Toolkit for interacting with API's using natural language.""" from __future__ import annotations from typing import Any, List, Optional, Sequence from pydantic import Field from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.agents.a...
65eeaddc89b3-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/nla/toolkit.html
[docs] @classmethod def from_llm_and_spec( cls, llm: BaseLanguageModel, spec: OpenAPISpec, requests: Optional[Requests] = None, verbose: bool = False, **kwargs: Any, ) -> NLAToolkit: """Instantiate the toolkit by creating tools for each operation.""" ...
65eeaddc89b3-2
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/nla/toolkit.html
llm=llm, spec=spec, requests=requests, verbose=verbose, **kwargs, ) [docs] @classmethod def from_llm_and_ai_plugin_url( cls, llm: BaseLanguageModel, ai_plugin_url: str, requests: Optional[Requests] = None, verbose: bo...
c3e2e9a45d9a-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/python/base.html
Source code for langchain.agents.agent_toolkits.python.base """Python agent.""" from typing import Any, Dict, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.python.prompt import PREFIX from langchain.agents.mrkl.base import ZeroShotAgent from langchain.base_language impor...
45d6e4d1e436-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/zapier/toolkit.html
Source code for langchain.agents.agent_toolkits.zapier.toolkit """Zapier Toolkit.""" from typing import List from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.tools import BaseTool from langchain.tools.zapier.tool import ZapierNLARunAction from langchain.utilities.zapier import ZapierNLAWrappe...
6c05e73cbce8-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/azure_cognitive_services/toolkit.html
Source code for langchain.agents.agent_toolkits.azure_cognitive_services.toolkit from __future__ import annotations import sys from typing import List from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.tools.azure_cognitive_services import ( AzureCogsFormRecognizerTool, AzureCogsImageAn...
127f7f95e647-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/file_management/toolkit.html
Source code for langchain.agents.agent_toolkits.file_management.toolkit """Toolkit for interacting with the local filesystem.""" from __future__ import annotations from typing import List, Optional from pydantic import root_validator from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.tools impo...
127f7f95e647-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/file_management/toolkit.html
[docs] def get_tools(self) -> List[BaseTool]: """Get the tools in the toolkit.""" allowed_tools = self.selected_tools or _FILE_TOOLS.keys() tools: List[BaseTool] = [] for tool in allowed_tools: tool_cls = _FILE_TOOLS[tool] tools.append(tool_cls(root_dir=self.ro...
192ad0e7df49-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/playwright/toolkit.html
Source code for langchain.agents.agent_toolkits.playwright.toolkit """Playwright web browser toolkit.""" from __future__ import annotations from typing import TYPE_CHECKING, List, Optional, Type, cast from pydantic import Extra, root_validator from langchain.agents.agent_toolkits.base import BaseToolkit from langchain....
192ad0e7df49-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/playwright/toolkit.html
if values.get("async_browser") is None and values.get("sync_browser") is None: raise ValueError("Either async_browser or sync_browser must be specified.") return values [docs] def get_tools(self) -> List[BaseTool]: """Get the tools in the toolkit.""" tool_classes: List[Type[BaseBr...
9d727ac170fb-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/openapi/base.html
Source code for langchain.agents.agent_toolkits.openapi.base """OpenAPI spec agent.""" from typing import Any, Dict, List, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.openapi.prompt import ( OPENAPI_PREFIX, OPENAPI_SUFFIX, ) from langchain.agents.agent_toolkits...
9d727ac170fb-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/openapi/base.html
llm=llm, prompt=prompt, callback_manager=callback_manager, ) tool_names = [tool.name for tool in tools] agent = ZeroShotAgent(llm_chain=llm_chain, allowed_tools=tool_names, **kwargs) return AgentExecutor.from_agent_and_tools( agent=agent, tools=tools, callback_man...
0f3690429083-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/openapi/toolkit.html
Source code for langchain.agents.agent_toolkits.openapi.toolkit """Requests toolkit.""" from __future__ import annotations from typing import Any, List from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.agents.agent_toolkits.json.base import crea...
0f3690429083-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/openapi/toolkit.html
request_toolkit = RequestsToolkit(requests_wrapper=self.requests_wrapper) return [*request_toolkit.get_tools(), json_agent_tool] [docs] @classmethod def from_llm( cls, llm: BaseLanguageModel, json_spec: JsonSpec, requests_wrapper: TextRequestsWrapper, **kwargs: Any...
dd808a785ca0-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/json/base.html
Source code for langchain.agents.agent_toolkits.json.base """Json agent.""" from typing import Any, Dict, List, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.json.prompt import JSON_PREFIX, JSON_SUFFIX from langchain.agents.agent_toolkits.json.toolkit import JsonToolkit ...
dd808a785ca0-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/json/base.html
agent=agent, tools=tools, callback_manager=callback_manager, verbose=verbose, **(agent_executor_kwargs or {}), ) By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
12c705c929d5-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/json/toolkit.html
Source code for langchain.agents.agent_toolkits.json.toolkit """Toolkit for interacting with a JSON spec.""" from __future__ import annotations from typing import List from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.tools import BaseTool from langchain.tools.json.tool import JsonGetValueTool...
79e0af2e3726-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/jira/toolkit.html
Source code for langchain.agents.agent_toolkits.jira.toolkit """Jira Toolkit.""" from typing import List from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.tools import BaseTool from langchain.tools.jira.tool import JiraAction from langchain.utilities.jira import JiraAPIWrapper [docs]class Jira...
1f3f12fb86b3-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/powerbi/chat_base.html
Source code for langchain.agents.agent_toolkits.powerbi.chat_base """Power BI agent.""" from typing import Any, Dict, List, Optional from langchain.agents import AgentExecutor from langchain.agents.agent import AgentOutputParser from langchain.agents.agent_toolkits.powerbi.prompt import ( POWERBI_CHAT_PREFIX, P...
1f3f12fb86b3-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/powerbi/chat_base.html
if powerbi is None: raise ValueError("Must provide either a toolkit or powerbi dataset") toolkit = PowerBIToolkit(powerbi=powerbi, llm=llm, examples=examples) tools = toolkit.get_tools() agent = ConversationalChatAgent.from_llm_and_tools( llm=llm, tools=tools, system_...
07133ad31154-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/powerbi/base.html
Source code for langchain.agents.agent_toolkits.powerbi.base """Power BI agent.""" from typing import Any, Dict, List, Optional from langchain.agents import AgentExecutor from langchain.agents.agent_toolkits.powerbi.prompt import ( POWERBI_PREFIX, POWERBI_SUFFIX, ) from langchain.agents.agent_toolkits.powerbi.t...
07133ad31154-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/powerbi/base.html
agent = ZeroShotAgent( llm_chain=LLMChain( llm=llm, prompt=ZeroShotAgent.create_prompt( tools, prefix=prefix.format(top_k=top_k), suffix=suffix, format_instructions=format_instructions, input_variables=input_...
2aa79f389206-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/powerbi/toolkit.html
Source code for langchain.agents.agent_toolkits.powerbi.toolkit """Toolkit for interacting with a Power BI dataset.""" from typing import List, Optional from pydantic import Field from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.base_language import BaseLanguageModel from langchain.callbacks....
2aa79f389206-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/powerbi/toolkit.html
input_variables=["tool_input", "tables", "schemas", "examples"], ), ) return [ QueryPowerBITool( llm_chain=chain, powerbi=self.powerbi, examples=self.examples, max_iterations=self.max_iterations, ...
db70c575911d-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/csv/base.html
Source code for langchain.agents.agent_toolkits.csv.base """Agent for working with csvs.""" from typing import Any, List, Optional, Union from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.pandas.base import create_pandas_dataframe_agent from langchain.base_language import BaseLanguag...
25912d1dbbb4-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/gmail/toolkit.html
Source code for langchain.agents.agent_toolkits.gmail.toolkit from __future__ import annotations from typing import TYPE_CHECKING, List from pydantic import Field from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.tools import BaseTool from langchain.tools.gmail.create_draft import GmailCreateD...
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https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/spark/base.html
Source code for langchain.agents.agent_toolkits.spark.base """Agent for working with pandas objects.""" from typing import Any, Dict, List, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.spark.prompt import PREFIX, SUFFIX from langchain.agents.mrkl.base import ZeroShotAge...
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https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/spark/base.html
if not _validate_spark_df(df) and not _validate_spark_connect_df(df): raise ValueError("Spark is not installed. run `pip install pyspark`.") if input_variables is None: input_variables = ["df", "input", "agent_scratchpad"] tools = [PythonAstREPLTool(locals={"df": df})] prompt = ZeroShotAgent...
af7b4dea533d-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/pandas/base.html
Source code for langchain.agents.agent_toolkits.pandas.base """Agent for working with pandas objects.""" from typing import Any, Dict, List, Optional, Tuple from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.pandas.prompt import ( MULTI_DF_PREFIX, PREFIX, SUFFIX_NO_DF, ...
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https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/pandas/base.html
df_locals[f"df{i + 1}"] = dataframe tools = [PythonAstREPLTool(locals=df_locals)] prompt = ZeroShotAgent.create_prompt( tools, prefix=prefix, suffix=suffix_to_use, input_variables=input_variables ) partial_prompt = prompt.partial() if "dfs_head" in input_variables: dfs_head = "\n\n"....
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https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/pandas/base.html
tools, prefix=prefix, suffix=suffix_to_use, input_variables=input_variables ) partial_prompt = prompt.partial() if "df_head" in input_variables: partial_prompt = partial_prompt.partial(df_head=str(df.head().to_markdown())) return partial_prompt, tools def _get_prompt_and_tools( df: Any, ...
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https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/pandas/base.html
llm: BaseLanguageModel, df: Any, callback_manager: Optional[BaseCallbackManager] = None, prefix: Optional[str] = None, suffix: Optional[str] = None, input_variables: Optional[List[str]] = None, verbose: bool = False, return_intermediate_steps: bool = False, max_iterations: Optional[int] ...
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https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/pandas/base.html
**(agent_executor_kwargs or {}), ) By Harrison Chase © Copyright 2023, Harrison Chase. Last updated on Jun 04, 2023.
7fc44e9ca9e6-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/vectorstore/base.html
Source code for langchain.agents.agent_toolkits.vectorstore.base """VectorStore agent.""" from typing import Any, Dict, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.vectorstore.prompt import PREFIX, ROUTER_PREFIX from langchain.agents.agent_toolkits.vectorstore.toolkit ...
7fc44e9ca9e6-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/vectorstore/base.html
llm: BaseLanguageModel, toolkit: VectorStoreRouterToolkit, callback_manager: Optional[BaseCallbackManager] = None, prefix: str = ROUTER_PREFIX, verbose: bool = False, agent_executor_kwargs: Optional[Dict[str, Any]] = None, **kwargs: Dict[str, Any], ) -> AgentExecutor: """Construct a vectorst...
b39686d4dd23-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/vectorstore/toolkit.html
Source code for langchain.agents.agent_toolkits.vectorstore.toolkit """Toolkit for interacting with a vector store.""" from typing import List from pydantic import BaseModel, Field from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.base_language import BaseLanguageModel from langchain.llms.open...
b39686d4dd23-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/vectorstore/toolkit.html
qa_with_sources_tool = VectorStoreQAWithSourcesTool( name=f"{self.vectorstore_info.name}_with_sources", description=description, vectorstore=self.vectorstore_info.vectorstore, llm=self.llm, ) return [qa_tool, qa_with_sources_tool] [docs]class VectorStoreRo...
a98c72997ce6-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/sql/base.html
Source code for langchain.agents.agent_toolkits.sql.base """SQL agent.""" from typing import Any, Dict, List, Optional from langchain.agents.agent import AgentExecutor from langchain.agents.agent_toolkits.sql.prompt import SQL_PREFIX, SQL_SUFFIX from langchain.agents.agent_toolkits.sql.toolkit import SQLDatabaseToolkit...
a98c72997ce6-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/sql/base.html
prompt=prompt, callback_manager=callback_manager, ) tool_names = [tool.name for tool in tools] agent = ZeroShotAgent(llm_chain=llm_chain, allowed_tools=tool_names, **kwargs) return AgentExecutor.from_agent_and_tools( agent=agent, tools=tools, callback_manager=callback_man...
593f9352cfa7-0
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/sql/toolkit.html
Source code for langchain.agents.agent_toolkits.sql.toolkit """Toolkit for interacting with a SQL database.""" from typing import List from pydantic import Field from langchain.agents.agent_toolkits.base import BaseToolkit from langchain.base_language import BaseLanguageModel from langchain.sql_database import SQLDatab...
593f9352cfa7-1
https://python.langchain.com/en/latest/_modules/langchain/agents/agent_toolkits/sql/toolkit.html
"Be sure that the tables actually exist by calling list_tables_sql_db " "first! Example Input: 'table1, table2, table3'" ) return [ QuerySQLDataBaseTool( db=self.db, description=query_sql_database_tool_description ), InfoSQLDatabaseTool( ...
7b57b01bdca6-0
https://python.langchain.com/en/latest/_modules/langchain/agents/conversational/base.html
Source code for langchain.agents.conversational.base """An agent designed to hold a conversation in addition to using tools.""" from __future__ import annotations from typing import Any, List, Optional, Sequence from pydantic import Field from langchain.agents.agent import Agent, AgentOutputParser from langchain.agents...
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https://python.langchain.com/en/latest/_modules/langchain/agents/conversational/base.html
tools: Sequence[BaseTool], prefix: str = PREFIX, suffix: str = SUFFIX, format_instructions: str = FORMAT_INSTRUCTIONS, ai_prefix: str = "AI", human_prefix: str = "Human", input_variables: Optional[List[str]] = None, ) -> PromptTemplate: """Create prompt in the...
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https://python.langchain.com/en/latest/_modules/langchain/agents/conversational/base.html
cls, llm: BaseLanguageModel, tools: Sequence[BaseTool], callback_manager: Optional[BaseCallbackManager] = None, output_parser: Optional[AgentOutputParser] = None, prefix: str = PREFIX, suffix: str = SUFFIX, format_instructions: str = FORMAT_INSTRUCTIONS, a...
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https://python.langchain.com/en/latest/_modules/langchain/agents/react/base.html
Source code for langchain.agents.react.base """Chain that implements the ReAct paper from https://arxiv.org/pdf/2210.03629.pdf.""" from typing import Any, List, Optional, Sequence from pydantic import Field from langchain.agents.agent import Agent, AgentExecutor, AgentOutputParser from langchain.agents.agent_types impo...
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https://python.langchain.com/en/latest/_modules/langchain/agents/react/base.html
raise ValueError(f"Exactly two tools must be specified, but got {tools}") tool_names = {tool.name for tool in tools} if tool_names != {"Lookup", "Search"}: raise ValueError( f"Tool names should be Lookup and Search, got {tool_names}" ) @property def observ...
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https://python.langchain.com/en/latest/_modules/langchain/agents/react/base.html
self.lookup_index += 1 lookups = [p for p in self._paragraphs if self.lookup_str in p.lower()] if len(lookups) == 0: return "No Results" elif self.lookup_index >= len(lookups): return "No More Results" else: result_prefix = f"(Result {self.lookup_index...
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https://python.langchain.com/en/latest/_modules/langchain/agents/react/base.html
from langchain import ReActChain, OpenAI react = ReAct(llm=OpenAI()) """ def __init__(self, llm: BaseLanguageModel, docstore: Docstore, **kwargs: Any): """Initialize with the LLM and a docstore.""" docstore_explorer = DocstoreExplorer(docstore) tools = [ Tool( ...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/spark_sql.html
Source code for langchain.utilities.spark_sql from __future__ import annotations from typing import TYPE_CHECKING, Any, Iterable, List, Optional if TYPE_CHECKING: from pyspark.sql import DataFrame, Row, SparkSession [docs]class SparkSQL: def __init__( self, spark_session: Optional[SparkSession] ...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/spark_sql.html
usable_tables = self.get_usable_table_names() self._usable_tables = set(usable_tables) if usable_tables else self._all_tables if not isinstance(sample_rows_in_table_info, int): raise TypeError("sample_rows_in_table_info must be an integer") self._sample_rows_in_table_info = sample_ro...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/spark_sql.html
# Ignore the data source provider and options to reduce the number of tokens. using_clause_index = statement.find("USING") return statement[:using_clause_index] + ";" [docs] def get_table_info(self, table_names: Optional[List[str]] = None) -> str: all_table_names = self.get_usable_table_names...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/spark_sql.html
f"{columns_str}\n" f"{sample_rows_str}" ) def _convert_row_as_tuple(self, row: Row) -> tuple: return tuple(map(str, row.asDict().values())) def _get_dataframe_results(self, df: DataFrame) -> list: return list(map(self._convert_row_as_tuple, df.collect())) [docs] def run(se...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/spark_sql.html
except ImportError: raise ValueError( "pyspark is not installed. Please install it with `pip install pyspark`" ) try: return self.run(command, fetch) except PySparkException as e: """Format the error message""" return f"Error: {...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/python.html
Source code for langchain.utilities.python import sys from io import StringIO from typing import Dict, Optional from pydantic import BaseModel, Field [docs]class PythonREPL(BaseModel): """Simulates a standalone Python REPL.""" globals: Optional[Dict] = Field(default_factory=dict, alias="_globals") locals: O...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/bash.html
Source code for langchain.utilities.bash """Wrapper around subprocess to run commands.""" from __future__ import annotations import platform import re import subprocess from typing import TYPE_CHECKING, List, Union from uuid import uuid4 if TYPE_CHECKING: import pexpect def _lazy_import_pexpect() -> pexpect: ""...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/bash.html
process.expect_exact(prompt, timeout=10) return process [docs] def run(self, commands: Union[str, List[str]]) -> str: """Run commands and return final output.""" if isinstance(commands, str): commands = [commands] commands = ";".join(commands) if self.process is no...
87b84ea86f0a-2
https://python.langchain.com/en/latest/_modules/langchain/utilities/bash.html
self.process.expect([self.prompt, pexpect.EOF], timeout=10) except pexpect.TIMEOUT: return f"Timeout error while executing command {command}" if self.process.after == pexpect.EOF: return f"Exited with error status: {self.process.exitstatus}" output = self.process.before ...
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https://python.langchain.com/en/latest/_modules/langchain/utilities/google_places_api.html
Source code for langchain.utilities.google_places_api """Chain that calls Google Places API. """ import logging from typing import Any, Dict, Optional from pydantic import BaseModel, Extra, root_validator from langchain.utils import get_from_dict_or_env [docs]class GooglePlacesAPIWrapper(BaseModel): """Wrapper arou...