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