Flask-ErrorsHandler 2.0.0

Customizable errors handler for flask application and blueprints

Set default errors handler for flask app and blueprints.

You can register handler for api that returns JSON, for web that returns html page or JSON if request is XHR, or you can register custom handlers for blueprint or the entire app.

QuickStart

Install flask_errors_handler using pip:

$ pip install Flask-ErrorsHandler

Example usage

from flask import Flask
from flask import abort
from flask import Blueprint

from flask_errors_handler import ErrorHandler


app = Flask(__name__)
app.config['ERROR_PAGE'] = 'error.html'

error = ErrorHandler(app)

custom = Blueprint('custom', __name__)
web = Blueprint('web', __name__)

error.api_register(app)
error.web_register(web)

@error.register(custom)
def error_handler(exc):
    return str(exc), 500, {'Content-Type': 'text/plain'}


@app.route('/api')
def index():
    abort(500, 'Error from app')


@web.route('/web')
def index():
    abort(500, 'Error from web blueprint')


@custom.route('/custom')
def index():
    abort(500, 'Error from custom blueprint')


app.register_blueprint(web)
app.run()

Go to http://127.0.0.1:5000/api and see error message response as a JSON Go to http://127.0.0.1:5000/web and see error message response as an HTML page Go to http://127.0.0.1:5000/custom and see error message response as a plain text

Configuration

1. ERROR_PAGE: (default: None) path of html template to use for show error message

2. ERROR_DEFAULT_MSG: (default: Unhandled Exception) default message for unhandled exceptions

License MIT