"""An example of Marshmallow validators within flask_accepts"""

from dataclasses import dataclass

from marshmallow import fields, Schema, post_load, validate

from flask import Flask, jsonify, request

from flask_accepts import accepts, responds

@dataclass

class Widget:

foo: str

baz: int

class WidgetSchema(Schema):

foo = fields.String(validate=validate.Length(min=3))

baz = fields.Integer()

@post_load

def make(self, data, **kwargs):

return Widget(**data)

def create_app(env=None):

from flask_restx import Api, Namespace, Resource

app = Flask(__name__)

api = Api(app)

@api.route("/restx/make_a_widget")

class WidgetResource(Resource):

@accepts(schema=WidgetSchema, api=api)

@responds(schema=WidgetSchema, api=api)

def post(self):

from flask import jsonify

return request.parsed_obj

return app

app = create_app()

if __name__ == "__main__":

app.run(debug=True)