fix a grammar mistake (#1798)

This commit is contained in:
Stefan Wójcik 2016-05-05 10:27:45 -07:00 committed by Markus Unterwaditzer
parent 22f804ff06
commit adae8303f7

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@ -35,7 +35,7 @@ called ``flask_something`` users would import it as
``flask.ext.something``. This is done to transition from the old
namespace packages. See :ref:`ext-import-transition` for more details.
But how do extensions look like themselves? An extension has to ensure
But what do extensions look like themselves? An extension has to ensure
that it works with multiple Flask application instances at once. This is
a requirement because many people will use patterns like the
:ref:`app-factories` pattern to create their application as needed to aid