Mention that people subscribe with **extra.

This commit is contained in:
Armin Ronacher 2011-10-07 15:19:03 -04:00
parent 230e136f32
commit 174f32250e

View file

@ -55,7 +55,7 @@ to the template::
@contextmanager
def captured_templates(app):
recorded = []
def record(sender, template, context):
def record(sender, template, context, **extra):
recorded.append((template, context))
template_rendered.connect(record, app)
try:
@ -73,6 +73,9 @@ This can now easily be paired with a test client::
assert template.name == 'index.html'
assert len(context['items']) == 10
Make sure to subscribe with an extra ``**extra`` argument so that your
calls don't fail if Flask introduces new arguments to the signals.
All the template rendering in the code issued by the application `app`
in the body of the `with` block will now be recorded in the `templates`
variable. Whenever a template is rendered, the template object as well as