def collect(self):
"""Collect any new statistics available since the last time
:meth:`collect` was executed."""
connection = DjangoBrokerConnection()
consumer = StatsConsumer(connection=connection)
it = consumer.iterqueue(infinite=False)
for message in it:
stats_entry = message.decode()
stat_type = stats_entry["type"]
if stat_type in self.allowed_types:
# Decode keys to unicode for use as kwargs.
data = dict((key.encode("utf-8"), value)
for key, value in stats_entry["data"].items())
handler = getattr(self, stat_type)
handler(**data)
