def stop(self):
        """Stop collecting trace information."""
        #print >>sys.stderr, "Stopping: %r" % self._collectors
        assert self._collectors
        assert self._collectors[-1] is self

        self.pause()
        self.tracers = []

        # Remove this Collector from the stack, and resume the one underneath
        # (if any).
        self._collectors.pop()
        if self._collectors:
            self._collectors[-1].resume()
Stop collecting trace information.