This content originally appeared on DEV Community and was authored by Pheak Pheasa
This structure separates concerns, making it easier to manage as the project scales.
stock-system/
│
├── app/
│ ├── __init__.py
│ ├── main.py # Entry point of the FastAPI app
│ ├── api/ # API related code (routers)
│ │ ├── __init__.py
│ │ ├── products.py # Routes related to products
│ │ ├── inventory.py # Routes related to inventory management
│ │ ├── sales.py # Routes related to sales and orders
│ │ └── users.py # Routes related to user management
│ │
│ ├── core/ # Core settings and configurations
│ │ ├── __init__.py
│ │ ├── config.py # Configuration settings (DB, API keys, etc.)
│ │ └── security.py # Authentication, Authorization, and Security utilities
│ │
│ ├── crud/ # CRUD operations for database interactions
│ │ ├── __init__.py
│ │ ├── crud_product.py # CRUD operations related to products
│ │ ├── crud_inventory.py # CRUD operations related to inventory
│ │ ├── crud_sales.py # CRUD operations related to sales
│ │ └── crud_user.py # CRUD operations related to users
│ │
│ ├── db/ # Database-related modules
│ │ ├── __init__.py
│ │ ├── base.py # SQLAlchemy base for models
│ │ ├── session.py # Database session creation
│ │ └── models/ # SQLAlchemy models
│ │ ├── __init__.py
│ │ ├── product.py # Product model
│ │ ├── inventory.py # Inventory model
│ │ ├── sales.py # Sales/Orders model
│ │ └── user.py # User model
│ │
│ ├── schemas/ # Pydantic schemas for request/response models
│ │ ├── __init__.py
│ │ ├── product.py # Product-related schemas
│ │ ├── inventory.py # Inventory-related schemas
│ │ ├── sales.py # Sales-related schemas
│ │ └── user.py # User-related schemas
│ │
│ ├── services/ # Additional business logic/services
│ │ ├── __init__.py
│ │ ├── product_service.py # Logic related to products
│ │ ├── inventory_service.py # Logic related to inventory
│ │ ├── sales_service.py # Logic related to sales
│ │ └── user_service.py # Logic related to users
│ │
│ └── utils/ # Utility functions/helpers
│ ├── __init__.py
│ ├── dependencies.py # Common dependencies for routes
│ └── helpers.py # Miscellaneous helper functions
│
├── tests/ # Test cases
│ ├── __init__.py
│ ├── test_products.py # Tests related to products
│ ├── test_inventory.py # Tests related to inventory
│ ├── test_sales.py # Tests related to sales/orders
│ └── test_users.py # Tests related to users
│
├── alembic/ # Database migrations using Alembic (if needed)
│ ├── versions/ # Directory for migration scripts
│ └── env.py # Alembic environment configuration
│
├── Dockerfile # Dockerfile for containerizing the application
├── .env # Environment variables file (for secrets and config)
├── .gitignore # Files and directories to ignore in git
├── pyproject.toml # Dependencies and project metadata (or requirements.txt)
├── README.md # Documentation of the project
└── uvicorn_config.py # Configuration for running the FastAPI app with Uvicorn
Key Directories and Files:
- app/main.py: The entry point for the FastAPI application. It initiates the app, includes routers, and other configurations.
- api/: Contains route definitions for various aspects of the stock system (products, inventory, sales, users).
- db/: Includes SQLAlchemy models, the database session setup, and related files.
- crud/: Handles the interaction between the database and the API through CRUD operations.
- schemas/: Defines Pydantic models used for validation and serialization of request and response data.
- services/: Contains the business logic for various features of the system.
- tests/: Contains unit tests and integration tests to ensure functionality.
- alembic/: If you're using Alembic for database migrations, this is where the migration files will go.
This structure is flexible and scalable for a stock system, promoting separation of concerns, easier testing, and maintenance.
This content originally appeared on DEV Community and was authored by Pheak Pheasa
Pheak Pheasa | Sciencx (2024-10-08T16:54:51+00:00) Directory structure for building a stock system using FastAPI. Retrieved from https://www.scien.cx/2024/10/08/directory-structure-for-building-a-stock-system-using-fastapi/
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