FastAPI Router Handler

FastAPI Router Handler is a package designed to help you manage exception handling in FastAPI applications in a clean and consistent way. This package allows you to handle exceptions gracefully in router handlers while maintaining a consistent response format.

Key Features

• Asynchronous exception handling support
• Custom logging integration
• Consistent error response format
• Global exception handling through middleware
• Customizable error messages

Installation

pip install fastapi-router-handler

Usage

Basic Example

from fastapi import FastAPI
from fastapi_router_handler import ExceptionHandler

app = FastAPI()
exception_handler = ExceptionHandler()

@app.get("/example")
async def example_endpoint():
    return await exception_handler.exception_handler(
        lambda: {"message": "success"}
    )

@app.get("/error-example")
async def error_endpoint():
    return await exception_handler.exception_handler(
        lambda: raise_error(),  # Function that raises an error
        e_code=400,
        e_msg="Custom error message"
    )

Using Custom Logger

import logging
from fastapi_router_handler import ExceptionHandler

logger = logging.getLogger(__name__)
exception_handler = ExceptionHandler(logger=logger)

Response Examples

Success Response

{
  "message": "success"
}

Error Response

{
    "detail": "Internal Server Error",  # Requires e_msg setting, default: "Internal Server Error"
    "status_code": 500  # Requires e_code setting, default: 500
}

License

MIT License

Contributing

Contributions are welcome! Please feel free to submit a pull request.

• Github: @Jin-Doh/fastapi-router-handler
• PyPI: @fastapi-router-handler
• Email: qqaa3030@gmail.com