Determines whether this plugin is active.

    This plugin is active if any health pills information is present for any
    run.

    Returns:
      A boolean. Whether this plugin is active.

def is_active(self):
    """Determines whether this plugin is active.

    This plugin is active if any health pills information is present for any
    run.

    Returns:
      A boolean. Whether this plugin is active.
    """
    return bool(
        self._grpc_port is not None and
        self._event_multiplexer and
        self._event_multiplexer.PluginRunToTagToContent(
            constants.DEBUGGER_PLUGIN_NAME))