Create and activate a Python virtual environment:

python -m venv env

On Mac:

source env/bin/activate

On Windows:

env\Scripts\activate

Install required packages using pip:

pip install llama-index langchain

To create the dataset and get the response from the vector index based on the query:

python trainDataset.py

(Optional) If the trained dataset already exists, install Flask and flask_cors:

pip install flask flask_cors

To get the response from the vector index based on the query from an existing dataset as a Flask REST API:

python app.py