feat : Added WhatsApp Chat Analysis Project

[arpitavbhosale]

a comprehensive WhatsApp Chat Sentiment Analysis implementation that includes:

Features

• WhatsApp chat file parsing with support for multiline messages
• Sentiment analysis using NLTK's VADER sentiment analyzer
• Visualization of sentiment distribution (Positive, Negative, Neutral)
• Support for emoji handling and special character processing

Technical Implementation

• Regular expression-based date/time parsing
• Pandas DataFrame structure for organized data management
• Matplotlib visualization for sentiment results
• Proper handling of both 12-hour time formats

Files Added

• Whatsapp Chats Sentiment Analysis.ipynb - Main implementation notebook
• README.md - Comprehensive documentation

Testing

The implementation has been tested with:

• Various WhatsApp chat export formats
• Messages containing emojis and special characters
• Multiline message handling

This implementation provides a solid foundation for WhatsApp chat analysis with extensible architecture for additional features.