November 2015
Beginner
250 pages
5h 16m
English
Content preview from Learning Flask FrameworkBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Test-friendly configuration
One of the first obstacles faced by writing tests in a team or with a production environment is, How do we make sure that the tests are run without interfering with the production or even the development database. You certainly don't want to be attempting to fix bugs, or trialing new features and then finding that the data it relies upon has changed. Sometimes, a quick test just needs to be run on a local copy of the database without interference from anyone else, with the Flask app knowing how to use that.
One of the features built into Flask is the ability to load a configuration file depending on the environment variables.
app.config.from_envvar('FLASK_APP_BLOG_CONFIG_FILE')The preceding method call informs your Flask ...
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