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get_ipython().run_line_magic('pip', 'install --upgrade --quiet google-cloud-storage') from langchain_community.document_loaders import GCSDirectoryLoader loader = GCSDirectoryLoader(project_name="aist", bucket="testing-hwc") loader.load() loader =
GCSDirectoryLoader(project_name="aist", bucket="testing-hwc", prefix="fake")
langchain_community.document_loaders.GCSDirectoryLoader
from getpass import getpass WRITER_API_KEY = getpass() import os os.environ["WRITER_API_KEY"] = WRITER_API_KEY from langchain.chains import LLMChain from langchain.prompts import PromptTemplate from langchain_community.llms import Writer template = """Question: {question} Answer: Let's think step by step.""" ...
PromptTemplate.from_template(template)
langchain.prompts.PromptTemplate.from_template
model_url = "http://localhost:5000" from langchain.chains import LLMChain from langchain.globals import set_debug from langchain.prompts import PromptTemplate from langchain_community.llms import TextGen set_debug(True) template = """Question: {question} Answer: Let's think step by step.""" prompt = PromptTempla...
StreamingStdOutCallbackHandler()
langchain.callbacks.streaming_stdout.StreamingStdOutCallbackHandler
import getpass import os os.environ["TAVILY_API_KEY"] = getpass.getpass() from langchain.retrievers.tavily_search_api import TavilySearchAPIRetriever retriever = TavilySearchAPIRetriever(k=3) retriever.invoke("what year was breath of the wild released?") from langchain_core.output_parsers import StrOutputPa...
ChatPromptTemplate.from_template( """Answer the question based only on the context provided. Context: {context} Question: {question}""" )
langchain_core.prompts.ChatPromptTemplate.from_template
from langchain_community.tools.edenai import ( EdenAiExplicitImageTool, EdenAiObjectDetectionTool, EdenAiParsingIDTool, EdenAiParsingInvoiceTool, EdenAiSpeechToTextTool, EdenAiTextModerationTool, EdenAiTextToSpeechTool, ) from langchain.agents import AgentType, initialize_agent from langch...
EdenAiSpeechToTextTool(providers=["amazon"])
langchain_community.tools.edenai.EdenAiSpeechToTextTool
get_ipython().run_line_magic('pip', 'install --upgrade --quiet sodapy') get_ipython().run_line_magic('pip', 'install --upgrade --quiet pandas') get_ipython().run_line_magic('pip', 'install --upgrade --quiet geopandas') import ast import geopandas as gpd import pandas as pd from langchain_community.document_loader...
OpenCityDataLoader(city_id="data.sfgov.org", dataset_id=dataset, limit=5000)
langchain_community.document_loaders.OpenCityDataLoader
get_ipython().run_cell_magic('writefile', 'wechat_chats.txt', '女朋友 2023/09/16 2:51 PM\n天气有点凉\n\n男朋友 2023/09/16 2:51 PM\n珍簟凉风著,瑶琴寄恨生。嵇君懒书札,底物慰秋情。\n\n女朋友 2023/09/16 3:06 PM\n忙什么呢\n\n男朋友 2023/09/16 3:06 PM\n今天只干成了一件像样的事\n那就是想你\n\n女朋友 2023/09/16 3:06 PM\n[动画表情]\n') import logging import re from typing import Iterator, L...
map_ai_messages(merged_messages, sender="男朋友")
langchain_community.chat_loaders.utils.map_ai_messages
get_ipython().system('poetry run pip install dgml-utils==0.3.0 --upgrade --quiet') import os from langchain_community.document_loaders import DocugamiLoader DOCUGAMI_API_KEY = os.environ.get("DOCUGAMI_API_KEY") docset_id = "26xpy3aes7xp" document_ids = ["d7jqdzcj50sj", "cgd1eacfkchw"] loader = DocugamiLoader(...
Chroma.from_documents(documents=chunks, embedding=embedding)
langchain_community.vectorstores.chroma.Chroma.from_documents
import os os.environ["SERPER_API_KEY"] = "" os.environ["OPENAI_API_KEY"] = "" from typing import Any, List from langchain.callbacks.manager import ( AsyncCallbackManagerForRetrieverRun, CallbackManagerForRetrieverRun, ) from langchain_community.utilities import GoogleSerperAPIWrapper from langchain_core.doc...
OpenAI()
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet boto3 nltk') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain_experimental') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain pydantic') import os import boto3 comprehend_client = boto3.client("comp...
ModerationPromptSafetyConfig(threshold=0.8)
langchain_experimental.comprehend_moderation.ModerationPromptSafetyConfig
from langchain.indexes import SQLRecordManager, index from langchain_core.documents import Document from langchain_elasticsearch import ElasticsearchStore from langchain_openai import OpenAIEmbeddings collection_name = "test_index" embedding = OpenAIEmbeddings() vectorstore = ElasticsearchStore( es_url="http:/...
Document(page_content="woof woof", metadata={"source": "doggy.txt"})
langchain_core.documents.Document
get_ipython().system('pip install -U openai langchain langchain-experimental') from langchain_core.messages import HumanMessage, SystemMessage from langchain_openai import ChatOpenAI chat = ChatOpenAI(model="gpt-4-vision-preview", max_tokens=256) chat.invoke( [ HumanMessage( content=[ ...
PydanticToolsParser(tools=[GetCurrentWeather])
langchain.output_parsers.openai_tools.PydanticToolsParser
get_ipython().run_line_magic('pip', 'install --upgrade --quiet comet_ml langchain langchain-openai google-search-results spacy textstat pandas') get_ipython().system('{sys.executable} -m spacy download en_core_web_sm') import comet_ml comet_ml.init(project_name="comet-example-langchain") import os os.envir...
OpenAI(temperature=0.9, callbacks=callbacks)
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai') from langchain_core.runnables import RunnableParallel, RunnablePassthrough runnable = RunnableParallel( passed=RunnablePassthrough(), extra=RunnablePassthrough.assign(mult=lambda x: x["num"] * 3), modified=lambda...
ChatOpenAI()
langchain_openai.ChatOpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet azure-search-documents') get_ipython().run_line_magic('pip', 'install --upgrade --quiet azure-identity') import os from langchain_community.vectorstores.azuresearch import AzureSearch from langchain_openai import AzureOpenAIEmbeddings, OpenAIEmbedding...
TextLoader("../../modules/state_of_the_union.txt", encoding="utf-8")
langchain_community.document_loaders.TextLoader
get_ipython().run_line_magic('pip', 'install -qU langchain-text-splitters') import json import requests json_data = requests.get("https://api.smith.langchain.com/openapi.json").json() from langchain_text_splitters import RecursiveJsonSplitter splitter =
RecursiveJsonSplitter(max_chunk_size=300)
langchain_text_splitters.RecursiveJsonSplitter
get_ipython().system(' pip install -U langchain openai chromadb langchain-experimental # (newest versions required for multi-modal)') get_ipython().system(' pip install "unstructured[all-docs]==0.10.19" pillow pydantic lxml pillow matplotlib tiktoken open_clip_torch torch') path = "/Users/rlm/Desktop/cpi/" from ...
PyPDFLoader(path + "cpi.pdf")
langchain_community.document_loaders.PyPDFLoader
from langchain.indexes import SQLRecordManager, index from langchain_core.documents import Document from langchain_elasticsearch import ElasticsearchStore from langchain_openai import OpenAIEmbeddings collection_name = "test_index" embedding =
OpenAIEmbeddings()
langchain_openai.OpenAIEmbeddings
import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass() import dspy colbertv2 = dspy.ColBERTv2(url="http://20.102.90.50:2017/wiki17_abstracts") from langchain.cache import SQLiteCache from langchain.globals import set_llm_cache from langchain_openai import OpenAI set_llm_cache(SQLiteCache(data...
OpenAI(model_name="gpt-3.5-turbo-instruct", temperature=0)
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai deepeval') get_ipython().system('deepeval login') from deepeval.metrics.answer_relevancy import AnswerRelevancy answer_relevancy_metric = AnswerRelevancy(minimum_score=0.5) from langchain.callbacks.confident_callback i...
Chroma.from_documents(texts, embeddings)
langchain_community.vectorstores.Chroma.from_documents
from langchain_community.document_loaders import WebBaseLoader loader_web = WebBaseLoader( "https://github.com/basecamp/handbook/blob/master/37signals-is-you.md" ) from langchain_community.document_loaders import PyPDFLoader loader_pdf = PyPDFLoader("../MachineLearning-Lecture01.pdf") from langchain_community...
MergedDataLoader(loaders=[loader_web, loader_pdf])
langchain_community.document_loaders.merge.MergedDataLoader
from getpass import getpass KAY_API_KEY = getpass() import os from langchain.retrievers import KayAiRetriever os.environ["KAY_API_KEY"] = KAY_API_KEY retriever = KayAiRetriever.create( dataset_id="company", data_types=["10-K", "10-Q", "PressRelease"], num_contexts=3 ) docs = retriever.get_relevant_documents( ...
ChatOpenAI(model_name="gpt-3.5-turbo")
langchain_openai.ChatOpenAI
from langchain_core.output_parsers import StrOutputParser from langchain_core.prompts import ChatPromptTemplate, FewShotChatMessagePromptTemplate from langchain_core.runnables import RunnableLambda from langchain_openai import ChatOpenAI examples = [ { "input": "Could the members of The Police perform law...
ChatPromptTemplate.from_template(response_prompt_template)
langchain_core.prompts.ChatPromptTemplate.from_template
from langchain_core.messages import ( AIMessage, BaseMessage, FunctionMessage, HumanMessage, SystemMessage, ToolMessage, ) from langchain_core.messages import ( AIMessageChunk, FunctionMessageChunk, HumanMessageChunk, SystemMessageChunk, ToolMessageChunk, ) AIMessageChu...
HumanMessage(content="hello!")
langchain_core.messages.HumanMessage
get_ipython().system(' pip install -U langchain openai chromadb langchain-experimental # (newest versions required for multi-modal)') get_ipython().system(' pip install "unstructured[all-docs]" pillow pydantic lxml pillow matplotlib chromadb tiktoken') from langchain_text_splitters import CharacterTextSplitter fro...
HumanMessage(content=messages)
langchain_core.messages.HumanMessage
get_ipython().run_line_magic('pip', 'install --upgrade --quiet ctranslate2') get_ipython().system('ct2-transformers-converter --model meta-llama/Llama-2-7b-hf --quantization bfloat16 --output_dir ./llama-2-7b-ct2 --force') from langchain_community.llms import CTranslate2 llm = CTranslate2( model_path="./llam...
PromptTemplate.from_template(template)
langchain.prompts.PromptTemplate.from_template
get_ipython().run_line_magic('pip', 'install --upgrade --quiet redis redisvl langchain-openai tiktoken') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass("OpenAI API Key:") from langchain_openai import OpenAIEmbeddings embeddings = OpenAIEmbeddings() redis_url = "redis://localhost:637...
RedisText("job")
langchain_community.vectorstores.redis.RedisText
from langchain.agents import Tool from langchain_community.tools.file_management.read import ReadFileTool from langchain_community.tools.file_management.write import WriteFileTool from langchain_community.utilities import SerpAPIWrapper search =
SerpAPIWrapper()
langchain_community.utilities.SerpAPIWrapper
get_ipython().system('poetry run pip install dgml-utils==0.3.0 --upgrade --quiet') import os from langchain_community.document_loaders import DocugamiLoader DOCUGAMI_API_KEY = os.environ.get("DOCUGAMI_API_KEY") docset_id = "26xpy3aes7xp" document_ids = ["d7jqdzcj50sj", "cgd1eacfkchw"] loader = DocugamiLoader(...
DocugamiLoader(docset_id="zo954yqy53wp")
langchain_community.document_loaders.DocugamiLoader
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-experimental') get_ipython().run_line_magic('pip', 'install --upgrade --quiet pillow open_clip_torch torch matplotlib') import open_clip open_clip.list_pretrained() import numpy as np from langchain_experimental.open_clip import OpenCLI...
OpenCLIPEmbeddings()
langchain_experimental.open_clip.OpenCLIPEmbeddings
from langchain.chains import LLMChain from langchain.memory import ConversationBufferWindowMemory from langchain.prompts import PromptTemplate from langchain_openai import OpenAI def initialize_chain(instructions, memory=None): if memory is None: memory = ConversationBufferWindowMemory() memory.ai...
OpenAI(temperature=0)
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain_openai') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass("Input your OpenAI API key:") tidb_connection_string_template = "mysql+pymysql://<USER>:<PASSWORD>@<HOST>:4000/<DB>?ssl_ca=/etc/ssl/cert.pem&ssl_veri...
ChatOpenAI()
langchain_openai.ChatOpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai') from langchain.chains import OpenAIModerationChain from langchain_core.prompts import ChatPromptTemplate from langchain_openai import OpenAI moderate =
OpenAIModerationChain()
langchain.chains.OpenAIModerationChain
get_ipython().run_line_magic('pip', 'install --upgrade --quiet timescale-vector') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-openai') get_ipython().run_line_magic('pip', 'install --upgrade --quiet tiktoken') import os from dotenv import find_dotenv, load_dotenv _ = load_dotenv(find...
Document(page_content="Hello World", metadata={"source": "www.example.com/hello"})] )
langchain.docstore.document.Document
from langchain.prompts.few_shot import FewShotPromptTemplate from langchain.prompts.prompt import PromptTemplate examples = [ { "question": "Who lived longer, Muhammad Ali or Alan Turing?", "answer": """ Are follow up questions needed here: Yes. Follow up: How old was Muhammad Ali when he died? Int...
PromptTemplate( input_variables=["question", "answer"], template="Question: {question}\n{answer}" )
langchain.prompts.prompt.PromptTemplate
from getpass import getpass STOCHASTICAI_API_KEY = getpass() import os os.environ["STOCHASTICAI_API_KEY"] = STOCHASTICAI_API_KEY YOUR_API_URL = getpass() from langchain.chains import LLMChain from langchain.prompts import PromptTemplate from langchain_community.llms import StochasticAI template = """Question:...
PromptTemplate.from_template(template)
langchain.prompts.PromptTemplate.from_template
from typing import Callable, List from langchain.schema import ( HumanMessage, SystemMessage, ) from langchain_openai import ChatOpenAI class DialogueAgent: def __init__( self, name: str, system_message: SystemMessage, model: ChatOpenAI, ) -> None: self.name =...
ChatOpenAI(temperature=0.2)
langchain_openai.ChatOpenAI
import getpass import os os.environ["TAVILY_API_KEY"] = getpass.getpass() from langchain.retrievers.tavily_search_api import TavilySearchAPIRetriever retriever = TavilySearchAPIRetriever(k=3) retriever.invoke("what year was breath of the wild released?") from langchain_core.output_parsers import StrOutputPa...
StrOutputParser()
langchain_core.output_parsers.StrOutputParser
get_ipython().run_line_magic('pip', 'install --upgrade --quiet cohere') get_ipython().run_line_magic('pip', 'install --upgrade --quiet faiss') get_ipython().run_line_magic('pip', 'install --upgrade --quiet faiss-cpu') import getpass import os os.environ["COHERE_API_KEY"] = getpass.getpass("Cohere API Key:") ...
TextLoader("../../modules/state_of_the_union.txt")
langchain_community.document_loaders.TextLoader
get_ipython().run_line_magic('pip', 'install --upgrade --quiet "cassio>=0.1.4"') import os from getpass import getpass from datasets import ( load_dataset, ) from langchain_community.document_loaders import PyPDFLoader from langchain_core.documents import Document from langchain_core.output_parsers import StrOu...
RecursiveCharacterTextSplitter(chunk_size=512, chunk_overlap=64)
langchain_text_splitters.RecursiveCharacterTextSplitter
from langchain_openai import OpenAI llm =
OpenAI(model="gpt-3.5-turbo-instruct", temperature=0, max_tokens=512)
langchain_openai.OpenAI
from getpass import getpass KAY_API_KEY = getpass() import os from langchain.retrievers import KayAiRetriever os.environ["KAY_API_KEY"] = KAY_API_KEY retriever = KayAiRetriever.create( dataset_id="company", data_types=["10-K", "10-Q", "PressRelease"], num_contexts=3 ) docs = retriever.get_relevant_documents( ...
ConversationalRetrievalChain.from_llm(model, retriever=retriever)
langchain.chains.ConversationalRetrievalChain.from_llm
get_ipython().run_line_magic('pip', 'install --upgrade --quiet boto3 nltk') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain_experimental') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain pydantic') import os import boto3 comprehend_client = boto3.client("comp...
PromptTemplate.from_template(template)
langchain.prompts.PromptTemplate.from_template
get_ipython().run_line_magic('pip', 'install --upgrade --quiet playwright beautifulsoup4') get_ipython().system(' playwright install') from langchain_community.document_loaders import AsyncChromiumLoader urls = ["https://www.wsj.com"] loader = AsyncChromiumLoader(urls) docs = loader.load() docs[0].page_content[0:10...
Html2TextTransformer()
langchain_community.document_transformers.Html2TextTransformer
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-core langchain-experimental langchain-openai') from langchain_core.output_parsers import StrOutputParser from langchain_core.prompts import ( ChatPromptTemplate, ) from langchain_experimental.utilities import PythonREPL from langchain_opena...
ChatOpenAI()
langchain_openai.ChatOpenAI
from typing import Callable, List from langchain.schema import ( HumanMessage, SystemMessage, ) from langchain_openai import ChatOpenAI class DialogueAgent: def __init__( self, name: str, system_message: SystemMessage, model: ChatOpenAI, ) -> None: self.name =...
ChatOpenAI(temperature=1.0)
langchain_openai.ChatOpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-community') import os os.environ["YDC_API_KEY"] = "" os.environ["OPENAI_API_KEY"] = "" from langchain_community.utilities.you import YouSearchAPIWrapper utility =
YouSearchAPIWrapper(num_web_results=1)
langchain_community.utilities.you.YouSearchAPIWrapper
get_ipython().run_line_magic('pip', 'install --upgrade --quiet wikipedia') from langchain import hub from langchain.agents import AgentExecutor, create_react_agent from langchain_community.tools import WikipediaQueryRun from langchain_community.utilities import WikipediaAPIWrapper from langchain_openai import OpenAI...
OpenAI(temperature=0)
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet embedchain') import os from getpass import getpass os.environ["OPENAI_API_KEY"] = getpass() from langchain.retrievers import EmbedchainRetriever retriever =
EmbedchainRetriever.create()
langchain.retrievers.EmbedchainRetriever.create
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-nvidia-ai-endpoints') import getpass import os if not os.environ.get("NVIDIA_API_KEY", "").startswith("nvapi-"): nvapi_key = getpass.getpass("Enter your NVIDIA API key: ") assert nvapi_key.startswith("nvapi-"), f"{nvapi_key[:5]}... is ...
ChatNVIDIA(model="mixtral_8x7b", temperature=0.1, max_tokens=100, top_p=1.0)
langchain_nvidia_ai_endpoints.ChatNVIDIA
get_ipython().run_line_magic('pip', 'install --upgrade --quiet clickhouse-connect') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass("OpenAI API Key:") os.environ["OPENAI_API_BASE"] = getpass.getpass("OpenAI Base:") os.environ["MYSCALE_HOST"] = getpass.getpass("MyScale Host:") os.environ["MY...
MyScale.from_documents(docs, embeddings)
langchain_community.vectorstores.MyScale.from_documents
from langchain.agents import AgentType, initialize_agent, load_tools from langchain_openai import ChatOpenAI, OpenAI llm =
ChatOpenAI(temperature=0.0)
langchain_openai.ChatOpenAI
from langchain_mongodb.chat_message_histories import MongoDBChatMessageHistory chat_message_history = MongoDBChatMessageHistory( session_id="test_session", connection_string="mongodb://mongo_user:password123@mongo:27017", database_name="my_db", collection_name="chat_histories", ) chat_message_history....
ChatOpenAI()
langchain_openai.ChatOpenAI
import getpass import os os.environ["TAVILY_API_KEY"] = getpass.getpass() from langchain_community.tools.tavily_search import TavilySearchResults tool = TavilySearchResults() tool.invoke({"query": "What happened in the latest burning man floods"}) import getpass import os os.environ["OPENAI_API_KEY"] = ge...
hub.pull("langchain-ai/openai-functions-template")
langchain.hub.pull
def pretty_print_docs(docs): print( f"\n{'-' * 100}\n".join( [f"Document {i+1}:\n\n" + d.page_content for i, d in enumerate(docs)] ) ) from langchain_community.document_loaders import TextLoader from langchain_community.vectorstores import FAISS from langchain_openai import OpenAI...
OpenAIEmbeddings()
langchain_openai.OpenAIEmbeddings
get_ipython().run_line_magic('pip', 'install --upgrade --quiet scikit-learn') get_ipython().run_line_magic('pip', 'install --upgrade --quiet lark') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass("OpenAI API Key:") from langchain.retrievers import SVMRetriever from langchain_openai imp...
OpenAIEmbeddings()
langchain_openai.OpenAIEmbeddings
get_ipython().run_line_magic('pip', 'install --upgrade --quiet momento langchain-openai tiktoken') import getpass import os os.environ["MOMENTO_API_KEY"] = getpass.getpass("Momento API Key:") os.environ["OPENAI_API_KEY"] = getpass.getpass("OpenAI API Key:") from langchain_community.document_loaders impor...
CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
langchain_text_splitters.CharacterTextSplitter
from typing import List from langchain.output_parsers import YamlOutputParser from langchain.prompts import PromptTemplate from langchain_core.pydantic_v1 import BaseModel, Field from langchain_openai import ChatOpenAI model = ChatOpenAI(temperature=0) class Joke(BaseModel): setup: str =
Field(description="question to set up a joke")
langchain_core.pydantic_v1.Field
get_ipython().run_line_magic('pip', 'install -qU langchain-community langchain-openai') from langchain_community.tools import MoveFileTool from langchain_core.messages import HumanMessage from langchain_core.utils.function_calling import convert_to_openai_function from langchain_openai import ChatOpenAI model = Cha...
convert_to_openai_function(t)
langchain_core.utils.function_calling.convert_to_openai_function
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai') from langchain.prompts import PromptTemplate from langchain_core.runnables import ConfigurableField from langchain_openai import ChatOpenAI model =
ChatOpenAI(temperature=0)
langchain_openai.ChatOpenAI
from langchain.chains import RetrievalQA from langchain_community.vectorstores import Chroma from langchain_openai import OpenAI, OpenAIEmbeddings from langchain_text_splitters import CharacterTextSplitter llm = OpenAI(temperature=0) from pathlib import Path relevant_parts = [] for p in Path(".").absolute().parts: ...
TextLoader(doc_path)
langchain_community.document_loaders.TextLoader
from langchain_core.prompts import ChatPromptTemplate, MessagesPlaceholder from langchain_openai.chat_models import ChatOpenAI model = ChatOpenAI() prompt = ChatPromptTemplate.from_messages( [ ( "system", "You're an assistant who's good at {ability}. Respond in 20 words or fewer", ...
HumanMessage(content="What did Simone de Beauvoir believe about free will")
langchain_core.messages.HumanMessage
from langchain.chains import ConversationChain from langchain.memory import ConversationBufferMemory from langchain_openai import OpenAI llm =
OpenAI(temperature=0)
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass() from operator import itemgetter from langchain.output_parsers import JsonOutputToolsParser from langchain_core.runnables import Runnable, Runnabl...
JsonOutputToolsParser()
langchain.output_parsers.JsonOutputToolsParser
get_ipython().system(' pip install pdf2image') import arxiv from langchain_community.chat_models import ChatAnthropic from langchain_community.document_loaders import ArxivLoader, UnstructuredPDFLoader paper = next(arxiv.Search(query="Visual Instruction Tuning").results()) paper.download_pdf(filename="downloaded-pa...
WebBaseLoader("https://lilianweng.github.io/posts/2023-06-23-agent/")
langchain_community.document_loaders.WebBaseLoader
import os os.environ["LANGCHAIN_PROJECT"] = "movie-qa" import pandas as pd df = pd.read_csv("data/imdb_top_1000.csv") df["Released_Year"] = df["Released_Year"].astype(int, errors="ignore") from langchain.schema import Document from langchain_community.vectorstores import Chroma from langchain_openai import Op...
ChatOpenAI(temperature=0)
langchain_openai.ChatOpenAI
import os os.environ["OPENAI_API_KEY"] = "..." from langchain.prompts import PromptTemplate from langchain_experimental.smart_llm import SmartLLMChain from langchain_openai import ChatOpenAI hard_question = "I have a 12 liter jug and a 6 liter jug. I want to measure 6 liters. How do I do it?" prompt = PromptTe...
SmartLLMChain(llm=llm, prompt=prompt, n_ideas=3, verbose=True)
langchain_experimental.smart_llm.SmartLLMChain
get_ipython().run_line_magic('pip', 'install --upgrade --quiet supabase') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass("OpenAI API Key:") os.environ["SUPABASE_URL"] = getpass.getpass("Supabase URL:") os.environ["SUPABASE_SERVICE_KEY"] = getpass.getpass("Supabase Service Key:") fro...
TextLoader("../../modules/state_of_the_union.txt")
langchain_community.document_loaders.TextLoader
get_ipython().run_line_magic('pip', 'install --upgrade --quiet nlpcloud') from getpass import getpass NLPCLOUD_API_KEY = getpass() import os os.environ["NLPCLOUD_API_KEY"] = NLPCLOUD_API_KEY from langchain.chains import LLMChain from langchain.prompts import PromptTemplate from langchain_community.llms import...
LLMChain(prompt=prompt, llm=llm)
langchain.chains.LLMChain
get_ipython().run_line_magic('pip', 'install --upgrade --quiet timescale-vector') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-openai') get_ipython().run_line_magic('pip', 'install --upgrade --quiet tiktoken') import os from dotenv import find_dotenv, load_dotenv _ = load_dotenv(find...
Document(page_content="Bar")
langchain.docstore.document.Document
get_ipython().run_line_magic('pip', 'install -qU langchain langchain-openai langchain-anthropic langchain-community wikipedia') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass() os.environ["ANTHROPIC_API_KEY"] = getpass.getpass() from langchain_community.retrievers import WikipediaRetrieve...
RunnableLambda(format_docs_with_id)
langchain_core.runnables.RunnableLambda
from ray import serve from starlette.requests import Request @serve.deployment class LLMServe: def __init__(self) -> None: pass async def __call__(self, request: Request) -> str: return "Hello World" deployment = LLMServe.bind() serve.api.run(deployment) serve.api.shutdown() from lan...
PromptTemplate.from_template(template)
langchain.prompts.PromptTemplate.from_template
from langchain.prompts import FewShotPromptTemplate, PromptTemplate from langchain.prompts.example_selector import SemanticSimilarityExampleSelector from langchain_community.vectorstores import Chroma from langchain_openai import OpenAIEmbeddings example_prompt = PromptTemplate( input_variables=["input", "output"]...
OpenAIEmbeddings()
langchain_openai.OpenAIEmbeddings
get_ipython().run_line_magic('pip', 'install --upgrade --quiet google-cloud-text-to-speech') from langchain.tools import GoogleCloudTextToSpeechTool text_to_speak = "Hello world!" tts =
GoogleCloudTextToSpeechTool()
langchain.tools.GoogleCloudTextToSpeechTool
from langchain_community.vectorstores import Chroma from langchain_openai import OpenAIEmbeddings from langchain_text_splitters import CharacterTextSplitter with open("../../state_of_the_union.txt") as f: state_of_the_union = f.read() text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0) texts =...
ConversationBufferMemory(memory_key="chat_history", input_key="human_input")
langchain.memory.ConversationBufferMemory
get_ipython().run_line_magic('pip', 'install --upgrade --quiet sagemaker') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-openai') get_ipython().run_line_magic('pip', 'install --upgrade --quiet google-search-results') import os os.environ["OPENAI_API_KEY"] = "<ADD-KEY-HERE>" os.environ[...
LLMChain(llm=llm, prompt=prompt_template1, callbacks=[sagemaker_callback])
langchain.chains.LLMChain
from langchain.memory import ConversationSummaryBufferMemory from langchain_openai import OpenAI llm =
OpenAI()
langchain_openai.OpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet transformers') from langchain_community.document_loaders import ImageCaptionLoader list_image_urls = [ "https://upload.wikimedia.org/wikipedia/commons/thumb/5/5a/Hyla_japonica_sep01.jpg/260px-Hyla_japonica_sep01.jpg", "https://upload.wikimedia...
ImageCaptionLoader(path_images=list_image_urls)
langchain_community.document_loaders.ImageCaptionLoader
from langchain.evaluation import load_evaluator evaluator = load_evaluator("criteria", criteria="conciseness") from langchain.evaluation import EvaluatorType evaluator = load_evaluator(EvaluatorType.CRITERIA, criteria="conciseness") eval_result = evaluator.evaluate_strings( prediction="What's 2+2? That's an el...
load_evaluator("labeled_criteria", criteria="correctness", prompt=prompt)
langchain.evaluation.load_evaluator
get_ipython().run_line_magic('pip', 'install --upgrade --quiet boto3 nltk') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain_experimental') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain pydantic') import os import boto3 comprehend_client = boto3.client("comp...
ModerationPiiConfig(labels=["SSN"], redact=True, mask_character="X")
langchain_experimental.comprehend_moderation.ModerationPiiConfig
get_ipython().run_line_magic('pip', 'install --upgrade --quiet "cassio>=0.1.4"') import os from getpass import getpass from datasets import ( load_dataset, ) from langchain_community.document_loaders import PyPDFLoader from langchain_core.documents import Document from langchain_core.output_parsers import StrOu...
PyPDFLoader("what-is-philosophy.pdf")
langchain_community.document_loaders.PyPDFLoader
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langsmith langchainhub --quiet') get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain-openai tiktoken pandas duckduckgo-search --quiet') import os from uuid import uuid4 unique_id = uuid4().hex[0:8] os.environ["LANGCHAIN_T...
AgentExecutor(agent=runnable_agent, tools=tools, handle_parsing_errors=True)
langchain.agents.AgentExecutor
import getpass import os os.environ["OPENAI_API_KEY"] = os.environ.get("OPENAI_API_KEY") or getpass.getpass( "OpenAI API Key:" ) from langchain.sql_database import SQLDatabase from langchain_openai import ChatOpenAI CONNECTION_STRING = "postgresql+psycopg2://postgres:test@localhost:5432/vectordb" # Replace wit...
StrOutputParser()
langchain_core.output_parsers.StrOutputParser
get_ipython().run_line_magic('pip', 'install --upgrade --quiet azure-ai-formrecognizer > /dev/null') get_ipython().run_line_magic('pip', 'install --upgrade --quiet azure-cognitiveservices-speech > /dev/null') get_ipython().run_line_magic('pip', 'install --upgrade --quiet azure-ai-textanalytics > /dev/null') get_ipy...
AzureCognitiveServicesToolkit()
langchain_community.agent_toolkits.AzureCognitiveServicesToolkit
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai duckduckgo-search') from langchain.tools import DuckDuckGoSearchRun from langchain_core.output_parsers import StrOutputParser from langchain_core.prompts import ChatPromptTemplate from langchain_openai import ChatOpenAI searc...
ChatOpenAI()
langchain_openai.ChatOpenAI
get_ipython().run_line_magic('pip', 'install --upgrade --quiet meilisearch') import getpass import os os.environ["MEILI_HTTP_ADDR"] = getpass.getpass("Meilisearch HTTP address and port:") os.environ["MEILI_MASTER_KEY"] = getpass.getpass("Meilisearch API Key:") os.environ["OPENAI_API_KEY"] = getpass.getpass("Op...
CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
langchain_text_splitters.CharacterTextSplitter
from langchain_community.document_loaders import TextLoader from langchain_community.embeddings.sentence_transformer import ( SentenceTransformerEmbeddings, ) from langchain_community.vectorstores import Chroma from langchain_text_splitters import CharacterTextSplitter loader = TextLoader("../../modules/state_of_t...
OpenAIEmbeddings()
langchain_openai.OpenAIEmbeddings
def pretty_print_docs(docs): print( f"\n{'-' * 100}\n".join( [f"Document {i+1}:\n\n" + d.page_content for i, d in enumerate(docs)] ) ) from langchain_community.document_loaders import TextLoader from langchain_community.vectorstores import FAISS from langchain_openai import OpenAI...
LLMChainFilter.from_llm(llm)
langchain.retrievers.document_compressors.LLMChainFilter.from_llm
get_ipython().run_line_magic('pip', 'install --upgrade --quiet promptlayer --upgrade') import promptlayer # Don't forget this 🍰 from langchain.callbacks import PromptLayerCallbackHandler from langchain.schema import ( HumanMessage, ) from langchain_openai import ChatOpenAI chat_llm = ChatOpenAI( temper...
HumanMessage(content="What comes after 1,2,3 ?")
langchain.schema.HumanMessage
from langchain_community.vectorstores import Bagel texts = ["hello bagel", "hello langchain", "I love salad", "my car", "a dog"] cluster =
Bagel.from_texts(cluster_name="testing", texts=texts)
langchain_community.vectorstores.Bagel.from_texts
from langchain_core.output_parsers import StrOutputParser from langchain_core.prompts import ChatPromptTemplate, FewShotChatMessagePromptTemplate from langchain_core.runnables import RunnableLambda from langchain_openai import ChatOpenAI examples = [ { "input": "Could the members of The Police perform law...
StrOutputParser()
langchain_core.output_parsers.StrOutputParser
get_ipython().run_line_magic('pip', 'install --upgrade --quiet langchain langchain-openai') import os import uuid uid = uuid.uuid4().hex[:6] project_name = f"Run Fine-tuning Walkthrough {uid}" os.environ["LANGCHAIN_TRACING_V2"] = "true" os.environ["LANGCHAIN_API_KEY"] = "YOUR API KEY" os.environ["LANGCHAIN_PROJECT"...
ChatPromptTemplate.from_messages( [ ("system", "You are an accounting assistant.")
langchain_core.prompts.ChatPromptTemplate.from_messages
import getpass import os os.environ["POLYGON_API_KEY"] = getpass.getpass() from langchain_community.tools.polygon.financials import PolygonFinancials from langchain_community.tools.polygon.last_quote import PolygonLastQuote from langchain_community.tools.polygon.ticker_news import PolygonTickerNews from langchain_co...
PolygonFinancials(api_wrapper=api_wrapper)
langchain_community.tools.polygon.financials.PolygonFinancials
from langchain_community.document_loaders import ArcGISLoader URL = "https://maps1.vcgov.org/arcgis/rest/services/Beaches/MapServer/7" loader =
ArcGISLoader(URL)
langchain_community.document_loaders.ArcGISLoader
get_ipython().run_line_magic('pip', 'install --upgrade --quiet rellm > /dev/null') import logging logging.basicConfig(level=logging.ERROR) prompt = """Human: "What's the capital of the United States?" AI Assistant:{ "action": "Final Answer", "action_input": "The capital of the United States is Washington D.C."...
RELLM(pipeline=hf_model, regex=pattern, max_new_tokens=200)
langchain_experimental.llms.RELLM
from langchain.agents import Tool from langchain_community.tools.file_management.read import ReadFileTool from langchain_community.tools.file_management.write import WriteFileTool from langchain_community.utilities import SerpAPIWrapper search = SerpAPIWrapper() tools = [ Tool( name="search", func=...
FileChatMessageHistory("chat_history.txt")
langchain_community.chat_message_histories.FileChatMessageHistory
get_ipython().run_line_magic('pip', 'install --upgrade --quiet pygithub') import os from langchain.agents import AgentType, initialize_agent from langchain_community.agent_toolkits.github.toolkit import GitHubToolkit from langchain_community.utilities.github import GitHubAPIWrapper from langchain_openai import Ch...
GitHubToolkit.from_github_api_wrapper(github)
langchain_community.agent_toolkits.github.toolkit.GitHubToolkit.from_github_api_wrapper
get_ipython().run_line_magic('pip', 'install --upgrade --quiet manifest-ml') from langchain_community.llms.manifest import ManifestWrapper from manifest import Manifest manifest = Manifest( client_name="huggingface", client_connection="http://127.0.0.1:5000" ) print(manifest.client_pool.get_current_client().ge...
CharacterTextSplitter()
langchain_text_splitters.CharacterTextSplitter
get_ipython().run_line_magic('pip', 'install --upgrade --quiet opensearch-py') import getpass import os os.environ["OPENAI_API_KEY"] = getpass.getpass("OpenAI API Key:") from langchain_community.document_loaders import TextLoader from langchain_community.vectorstores import OpenSearchVectorSearch from langchain_...
CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
langchain_text_splitters.CharacterTextSplitter
from getpass import getpass MOSAICML_API_TOKEN = getpass() import os os.environ["MOSAICML_API_TOKEN"] = MOSAICML_API_TOKEN from langchain.chains import LLMChain from langchain.prompts import PromptTemplate from langchain_community.llms import MosaicML template = """Question: {question}""" prompt = PromptTempla...
MosaicML(inject_instruction_format=True, model_kwargs={"max_new_tokens": 128})
langchain_community.llms.MosaicML