pdf2image==1.16.2 python-poppler==0.4.1 datasets==2.10.1 Pillow==9.5.0 paddlepaddle==2.4.2 paddleocr==2.6.1.3 fastapi==0.96.0 python-multipart motor==3.1.2 pydantic==1.10.8 pycryptodome==3.18.0 uvicorn[standard]