A pure Python implementation of Base64 encoding and decoding built from first principles. This project processes text into bytes, converts to bit streams, groups into 6-bit values, and maps to Base64 ...

emotion-chatbot/ │ ├── preprocessing.py # Text normalization + train/val/test splits + SentencePiece ├── model.py # Transformer model + training + evaluation + decoding ├── requirements.txt # ...