Raven is a client for Sentry (https://www.getsentry.com)
Raven is a Python client for Sentry <http://getsentry.com/>. It provides
full out-of-the-box support for many of the popular frameworks, including
Django <djangoproject.com>, Flask <http://flask.pocoo.org/>, and Pylons
<http://www.pylonsproject.org/>. Raven also includes drop-in support for any
WSGI <http://wsgi.readthedocs.org/>_-compatible web application.