'Request the process to perform a setup.'

def setup(self, filename, autocommit=False, journal_mode='OFF', cache_size=2000):

    future = Future()
    request = (SETUP, (filename,), {'autocommit': autocommit, 'journal_mode': journal_mode, 'cache_size': autocommit}, future)
    self._in_queue.put(request)
    return future
