capybara/virtualenv/lib/python2.7/site-packages/flask/blueprints.py
def app_template_filter(self, name=None):
        """Register a custom template filter, available application wide.  Like
        :meth:`Flask.template_filter` but for a blueprint.

        :param name: the optional name of the filter, otherwise the
                     function name will be used.
        """
        def decorator(f):
            self.add_app_template_filter(f, name=name)
            return f
        return decorator
def app_template_filter(self, name=None):
        """Register a custom template filter, available application wide.  Like
        :meth:`Flask.template_filter` but for a blueprint.

        :param name: the optional name of the filter, otherwise the
                     function name will be used.
        """
        def decorator(f):
            self.add_app_template_filter(f, name=name)
            return f
        return decorator
def app_template_filter ( self , name = None ) : def decorator ( f ) : self . add_app_template_filter ( f , name = name ) return f return decorator
Register a custom template filter, available application wide.  Like
        :meth:`Flask.template_filter` but for a blueprint.

        :param name: the optional name of the filter, otherwise the
                     function name will be used.
Register a custom template filter available application wide . Like : meth : Flask . template_filter but for a blueprint .