Installing Required Packages

Installing Required Packages

Setting up a virtual environment

Step 1: Create a Virtual Environment

Why?
To isolate project dependencies and avoid conflicts with other projects.

Commands:
LangChain-Virtual
After activation, your terminal should look like this:
This (env) confirms you're inside your virtual environment.

Installing LangChain, Gemini, FAISS, and DRF:

Step 2: Install Required

We'll now install the core packages needed to build AI-powered APIs.
Optional (for notebooks):
LangChain-Install-Option

Step 3: Freeze Your Requirements

To share your environment with others, generate a requirements.txt
Now,anyone can recreate your setup using:
LangChain-recreate-

LangChain allows you to create prompt-based chatbots that feel natural and interactive.

LangChat-Chatbots

Even with just a few lines of code, you can build a friendly AI assistant using LangChain and an LLM!

Course Video in English