Send locals to your sentry server while an exception occurs

logging.py

from __future__ import absolute_import
import pprint
from raven.handlers.logging import SentryHandler

class VerboseSentryHandler(SentryHandler, object):
    """
    Subclass the SentryHandler in order to add the locals to the record

    Inspired by The Verbose exception Formatter
    From Bitly blog : http://word.bitly.com/post/69080588278/logging-locals
    """
    def _emit(self, record, **kwargs):
        tb = record.exc_info[2]  # This is the outermost frame of the traceback.
        while tb.tb_next:
            tb = tb.tb_next  # Zoom to the innermost frame.

        record.extra = {
            'data': {k: pprint.pformat(v) for k, v in tb.tb_frame.f_locals.iteritems()}}

        super(VerboseSentryHandler, self)._emit(record, **kwargs)