I just want the tutorial

examples/tutorial/flaskr/__init__.py

@@ -1,51 +0,0 @@
-import os
-
-from flask import Flask
-
-
-def create_app(test_config=None):
-    """Create and configure an instance of the Flask application."""
-    app = Flask(__name__, instance_relative_config=True)
-    app.config.from_mapping(
-        # a default secret that should be overridden by instance config
-        SECRET_KEY="dev",
-        # store the database in the instance folder
-        DATABASE=os.path.join(app.instance_path, "flaskr.sqlite"),
-    )
-
-    if test_config is None:
-        # load the instance config, if it exists, when not testing
-        app.config.from_pyfile("config.py", silent=True)
-    else:
-        # load the test config if passed in
-        app.config.update(test_config)
-
-    # ensure the instance folder exists
-    try:
-        os.makedirs(app.instance_path)
-    except OSError:
-        pass
-
-    @app.route("/hello")
-    def hello():
-        return "Hello, World!"
-
-    # register the database commands
-    from . import db
-
-    db.init_app(app)
-
-    # apply the blueprints to the app
-    from . import auth
-    from . import blog
-
-    app.register_blueprint(auth.bp)
-    app.register_blueprint(blog.bp)
-
-    # make url_for('index') == url_for('blog.index')
-    # in another app, you might define a separate main index here with
-    # app.route, while giving the blog blueprint a url_prefix, but for
-    # the tutorial the blog will be the main index
-    app.add_url_rule("/", endpoint="index")
-
-    return app