def __init__(self, db, sock):
asynchat.async_chat.__init__(self, sock=sock)
self._sock = sock
self._db = db
self._buffer = ProtocolBuffer()
self.set_terminator('\r\n')
self.rfile = cStringIO.StringIO()
self.found_terminator = self.handle_request
# get the queue index associated with this client
# connection
self._qindex = self._db.get_queue()
# number of outstanding requests
self._outstand = 0
self._lock = threading.Lock()
