Langchain: ModuleNotFoundError: No module named 'langchain' Question: When I write code in VS Code, beginning with: import os from langchain.chains import RetrievalQA from langchain.llms import OpenAI from langchain.document_loaders import TextLoader I am met with the error: ModuleNotFoundError: No module named ‘langchain’ I have updated my Python to version 3.11.4, have updated pip, and reinstalled langchain. …
How do i add memory to RetrievalQA.from_chain_type? or, how do I add a custom prompt to ConversationalRetrievalChain? Question: How do i add memory to RetrievalQA.from_chain_type? or, how do I add a custom prompt to ConversationalRetrievalChain? For the past 2 weeks ive been trying to make a chatbot that can chat over documents (so not in …
Issue with loading online pdf in python notebook using langchain PyPDFLoader Question: I am trying to load with python langchain library an online pdf from: http://datasheet.octopart.com/CL05B683KO5NNNC-Samsung-Electro-Mechanics-datasheet-136482222.pdf This is the code that I’m running locally: loader = PyPDFLoader(datasheet_path) pages = loader.load_and_split() Am getting the following error ————————————————————————— PermissionError Traceback (most recent call last) Cell In[4], line …
