code: def generate_default_grafana_dashboard() -> Tuple[str, str]:
      """
      Generates the dashboard output for the default dashboard and returns
      both the content and the uid.
  
      Returns:
        Tuple with format content, uid
      """
      return _generate_grafana_dashboard(default_dashboard_config)
  
file_path: ray/dashboard/modules/metrics/grafana_dashboard_factory.py
imports: import copy
  from dataclasses import asdict
  import json
  import os
  from typing import List, Tuple
  import ray
  from ray.dashboard.modules.metrics.dashboards.common import DashboardConfig, Panel
  from ray.dashboard.modules.metrics.dashboards.default_dashboard_panels import default_dashboard_config
  from ray.dashboard.modules.metrics.dashboards.serve_dashboard_panels import serve_dashboard_config
  from ray.dashboard.modules.metrics.dashboards.serve_deployment_dashboard_panels import serve_deployment_dashboard_config
  from ray.dashboard.modules.metrics.dashboards.data_dashboard_panels import data_dashboard_config
label_desc: Use image node_id 2 for calling a global function with example usage: generate_default_grafana_dashboard() and returns: _generate_grafana_dashboard