it escapes arguments passed and always returns `Markup`.
The `escape` function returns markup objects so that double escaping can't
- happen. If you want to use autoescaping in Jinja just set the finalizer
- of the environment to `escape`.
+ happen. If you want to use autoescaping in Jinja just enable the
+ autoescaping feature in the environment.
The constructor of the :class:`Markup` class can be used for three
different things: When passed an unicode object it's assumed to be safe,