requirements.txt

flask
flask_login
flask_sqlalchemy
flask_wtf
email-validator

# Core Scientific Stack
scipy==1.11.3
soundfile==0.12.1
sounddevice==0.4.6
opencv-python==4.7.0.72
moviepy==1.0.3
librosa==0.10.0.post2

# Hugging Face Transformers + Whisper
transformers==4.39.3
torch==2.1.2
sentencepiece==0.1.99
sentence-transformers==2.7.0

# LangChain stack
langchain==0.3.26
langchain_groq==0.3.6
langchain_community==0.3.27
llama-index==0.8.40
cohere==5.16.1

# Vector DB
qdrant-client==1.14.3

# Audio processing
ffmpeg-python==0.2.0
inputimeout==1.0.4
evaluate==0.4.5
accelerate==0.29.3
huggingface_hub==0.20.3
bitsandbytes
faster-whisper==0.10.0
edge-tts==6.1.2

# Additional Flask dependencies
gunicorn
python-dotenv

# --- Chatbot Dependencies ---
# Vector database for semantic search
chromadb>=0.4.0
# CORS support for potential future decoupling
flask-cors>=4.0.0

# Audio format conversion (critical for WebM/WAV handling)
pydub>=0.25.1

# Better error handling for API calls
requests>=2.31.0

# Additional dependencies for improved chatbot functionality
# Note: The chatbot now uses a local Llama model via ``llama-cpp-python``.
# We include the dependency here so that it is installed on Hugging Face
# Spaces.  The version is pinned for reproducibility and compatibility.
psycopg2-binary
matplotlib
bitsandbytes>=0.41.0
pdfminer
pdfminer.six
python-docx
torch