backend/requirements.txt

# FastAPI and web framework dependencies
fastapi==0.104.1
uvicorn[standard]==0.24.0
python-multipart==0.0.6
python-dotenv==1.0.0

# Pydantic for data validation
pydantic==2.5.0

# ML and AI dependencies
torch>=2.0.0
transformers>=4.35.0

# IndicTrans2 dependencies
sentencepiece>=0.1.97
sacremoses>=0.0.44
mosestokenizer>=1.2.1
ctranslate2>=3.20.0
regex>=2022.1.18
# Install these manually if needed:
# git+https://github.com/anoopkunchukuttan/indic_nlp_library
# git+https://github.com/pytorch/fairseq

# Language detection
langdetect==1.0.9
fasttext-wheel==0.9.2
nltk>=3.8

# Database
#sqlite3  # Built into Python

# Utilities
python-json-logger==2.0.7
requests==2.31.0

# Development and testing
pytest==7.4.3
pytest-asyncio==0.21.1
httpx==0.25.2  # For testing FastAPI

# Optional: For production deployment
gunicorn==21.2.0

# Optional: For GPU acceleration (if available)
# torch-audio  # Uncomment if needed
# torchaudio   # Uncomment if needed