Install Step

python3 -m venv venv
source venv/bin/activate
pip3 install --upgrade pip
pip3 install fastapi
pip3 install python-multipart
pip3 install "python-jose[cryptography]"
pip3 install "passlib[bcrypt]"
For GPU: pip3 install paddlepaddle-gpu -i https://mirror.baidu.com/pypi/simple
For CPU: pip3 install paddlepaddle -i https://mirror.baidu.com/pypi/simple
pip3 install "paddleocr>=2.0.1"
pip3 install uvicorn
pip3 install gunicorn

Running Step
source venv/bin/activate
nohup gunicorn fastapi_service:app --workers 4 --worker-class uvicorn.workers.UvicornWorker --bind localhost:8000 &