Flask插件

Flask的插件有很多，本文主要是对其中流行的(approved)的插件进行简单的展示。

Flask-Babel

Adds i18n/l10n support to Flask, based on babel and pytz.

Flask-Bcrypt

Bcrypt support for hashing passwords

Flask-CouchDB

Adds CouchDB support to Flask.

Flask-Creole

Creole parser filters for Flask.

Flask-Dance

Doing the OAuth dance with style using Flask, requests, and oauthlib.

Flask-Exceptional

Adds Exceptional support to Flask applications

Flask-FlatPages

Provides flat static pages to a Flask application, based on text files as opposed to a relational database.

Flask-Genshi

Adds support for the Genshi templating language to Flask applications.

Flask-Login

Flask-Login provides user session management for Flask. It handles the common tasks of logging in, logging out, and remembering your users' sessions over extended periods of time.

Flask-Mail

Makes sending mails from Flask applications very easy and has also support for unittesting.

Flask-Misaka

A simple extension to integrate the Misaka module for efficiently parsing Markdown.

Flask-RESTful

Flask-RESTful provides the building blocks for creating a great REST API.

from flask import Flask, request
from flask_restful import Resource, Api, reqparse, abort

app = Flask(__name__)
api = Api(app)

TODOS = {
    'todo1': {'task': 'build an API'},
    'todo2': {'task': '?????'},
    'todo3': {'task': 'profit!'},
}


def abort_if_todo_doesnt_exists(todo_id):
    if todo_id not in TODOS:
        abort(404, message="Todo {} doesn't exist".format(todo_id))


parser = reqparse.RequestParser()
parser.add_argument('task', type=str)


class Todo(Resource):
    def get(self, todo_id):
        abort_if_todo_doesnt_exists(todo_id)
        return TODOS[todo_id]

    def delete(self, todo_id):
        abort_if_todo_doesnt_exists(todo_id)
        del TODOS[todo_id]
        return '', 204

    def put(self, todo_id):
        args = parser.parse_args()
        task = {'task': args['task']}
        TODOS[todo_id] = task
        return task, 201


class TodoList(Resource):
    def get(self):
        return TODOS

    def post(self):
        args = parser.parse_args()
        todo_id = int(max(TODOS.keys()).lstrip('todo')) + 1
        todo_id = 'todo{}'.format(todo_id)
        TODOS[todo_id] = {'task': args['task']}
        return TODOS[todo_id], 201


api.add_resource(TodoList, '/todos')
api.add_resource(Todo, '/todos/<todo_id>')


if __name__ == '__main__':
    app.run(debug=True)

Flask-Restless

Flask-Restless provides simple generation of ReSTful APIs for database models defined using Flask-SQLAlchemy. The generated APIs send and receive messages in JSON format.

Flask-Script

The Flask-Script extension provides support for writing external scripts in Flask. It uses argparse to parse command line arguments.

Flask-SeaSurf

SeaSurf is a Flask extension for preventing cross-site request forgery (CSRF).

Flask-SQLAlchemy

Add SQLAlchemy support to Flask with automatic configuration and helpers to simplify common web use cases. Major features include:

• Handle configuring one or more database connections.
• Set up sessions scoped to the request/response cycle.
• Time queries and track model changes for debugging.

Flask-SSE

Server Sent Events for Flask.

Flask-Testing

The Flask-Testing extension provides unit testing utilities for Flask.

Flask-Themes

Flask-Themes makes it easy for your application to support a wide range of appearances.

Flask-Uploads

Flask-Uploads allows your application to flexibly and efficiently handle file uploading and serving the uploaded files. You can create different sets of uploads - one for document attachments, one for photos, etc.

Flask-User

Customizable User Account Management for Flask: Register, Confirm email, Login, Change username, Change password, Forgot password, Role-based Authorization and Internationalization.

Flask-WTF

Flask-WTF offers simple integration with WTForms. This integration includes optional CSRF handling for greater security.

Flask-XML-RPC

Adds XML-RPC support to Flask.

Flask-ZODB

Use the ZODB with Flask

Frozen-Flask

Freezes a Flask application into a set of static files. The result can be hosted without any server-side software other than a traditional web server.

另外也有一些虽然不是approved，但也很常用的插件

Flask-Migrate

SQLAlchemy database migrations for Flask applications using Alembic. The database operations are provided as command line arguments forFlask-Script.