Backend Server features

• RESTful API Server Sample code based on Python FastAPI
• Database such as Sqlite is accessed such as insert, select, update and delete (CRUD) via SQLAlchemy JPA
• LockModeType.PESSIMISTIC_WRITE 를 이용한 데이터 동시성 제어
• Container creation and execution using Docker
• Execution file creation by Pyinstaller
• Writing test code in order to execute by Pytest
• Applying Basic Authentication and OAuth Token
• Added Ollama’s Rest API client integration function

1. Frameworks And Tools

• Python 3.12
• FastAPI
• Uvicorn
• Pydantic
• SQLAlchemy
• SQLite
• Docker
• Swagger UI
• pytest

2. Local execution test

- uvicorn train.app.application:app --host 0.0.0.0 --port 9084
- python train\app\application.py
  -  set PYTHONPATH=%PYTHONPATH%;%cd%
- pip freeze > requirements.txt

3. Execution file creation - Windows environment

- pyinstaller main.spec

4. Container execution test

- docker build -t pyserver:local .  && docker run --gpus=all -p 9084:9083 pyserver:local --port 9083
- docker-compse up 

5. Execution of test code

- pytest test\controller

6. API spec URL

- Swagger UI : http://localhost:9084/docs