A beginner-friendly chatbot built using Python and NLTK (Natural Language Toolkit). This chatbot can recognize a few basic greetings and questions, then respond accordingly.

🚀 Features

Uses NLTK for tokenization.

Recognizes simple inputs like greetings and questions.

Runs in the terminal with an interactive chat loop.

Easy to extend with new responses.

📂 Project Structure chatbot.py # Main chatbot script

🔧 Installation

Clone this repository:

git clone https://github.com/your-username/simple-python-chatbot.git cd simple-python-chatbot

Install dependencies:

pip install nltk

Run the script:

python chatbot.py

💻 Usage

After running the script, type messages to interact with the chatbot:

🤖 Chatbot: Hello! Type something (or type 'exit' to quit): You: hello 🤖 Chatbot: Hi there! How can I help you?

You: what is your name 🤖 Chatbot: I'm your Python-powered chatbot.

You: bye 🤖 Chatbot: Goodbye! Have a great day!

Type exit anytime to quit the chatbot.

🛠️ Extend the Chatbot

To add new responses, simply edit the pairs dictionary in chatbot.py:

pairs = { "hello": "Hi there! How can I help you?", "thanks": "You're welcome!", "who created you": "I was built with Python and NLTK!" }

📚 Requirements

Python 3.x

NLTK

📖 Learning Goals

This project is perfect for beginners who want to:

Learn about basic NLP with Python.

Understand tokenization using NLTK.

Build and customize a rule-based chatbot.

🤝 Contributing

Pull requests are welcome! Feel free to improve the chatbot by adding new features like:

More advanced NLP techniques.

A GUI using Tkinter or PyQt.

Integration with machine learning models.

📜 License

This project is licensed under the MIT License.