app.py.template

import os

from flask import Flask


def create_app(import_name=None, config=None):
    app = Flask(import_name or __name__)

    app.config.from_object('$project_name.settings')

    if isinstance(config, dict):
        app.config.update(config)
    elif config:
        app.config.from_pyfile(os.path.abspath(config))

    return app