Module not Found error

[sekhsoyebali]

chatgpt-retrieval-main % python chatgpt.py "what is my dog name"
/Users/soyeb/Library/Python/3.9/lib/python/site-packages/urllib3/init.py:34: NotOpenSSLWarning: urllib3 v2.0 only supports OpenSSL 1.1.1+, currently the 'ssl' module is compiled with 'LibreSSL 2.8.3'. See: urllib3/urllib3#3020
warnings.warn(
Traceback (most recent call last):
File "/Users/soyeb/Desktop/Work/chatgpt-retrieval-main/chatgpt.py", line 5, in
from langchain.chains import ConversationalRetrievalChain, RetrievalQA
ModuleNotFoundError: No module named 'langchain'

[slim-python]

install langchain by doing this in terminal

pip3 install langchain

[imanseptian]

You have to downgrade the unstructured package, try this:
pip install unstructured==0.7.12

It works for me