ihatemoney_ynh/budget/run.py

from web import main, db, mail
from api import api
import os

from flask import *
from flaskext.babel import Babel

app = Flask(__name__)
app.config.from_object("default_settings")

app.register_blueprint(main)
app.register_blueprint(api)

# db
db.init_app(app)
db.app = app
db.create_all()

# mail
mail.init_app(app)

# translations
babel = Babel(app)

@babel.localeselector
def get_locale():
    lang = request.accept_languages.best_match(['fr', 'en'])
    setattr(g, 'lang', lang)
    return lang

def main():
    app.run(host="0.0.0.0", debug=True)

if __name__ == '__main__':
    main()