[BUG] ImportError when running tutorial 01_basic_agent.ipynb

[981526092]

Describe the Bug

When I try to run the first cell in tutorials/01_basic_agent.ipynb, I get an ImportError saying langchain_core module not found.

To Reproduce

Steps to reproduce:

1. Clone the repository
2. Run pip install -r requirements.txt
3. Start Jupyter with jupyter notebook
4. Open tutorials/01_basic_agent.ipynb
5. Run the first cell with imports
6. See ImportError

Expected Behavior

The imports should work without errors and I should be able to run the tutorial.

Environment

• OS: macOS 14.0
• Python Version: 3.11.5
• Installation Method: pip

Error Message

ImportError: No module named 'langchain_core'

What I've Tried

• Reinstalled dependencies with pip install -r requirements.txt --force-reinstall
• Checked if the package is in requirements.txt

Additional Context

This is my first time working with LangChain. Not sure if I'm missing a step in the setup.