code: def download_all_datasets():
      """Downloads all datasets to ./downloaded_datasets."""
      dataset_names = datasets.list_datasets()
  
      print("Datasets: ")
      for name in dataset_names:
          print(f"  {name}")
      print("Downloading all datasets")
  
      # Download All Datasets
      for dataset_name in dataset_names:
          print(f"Downloading {dataset_name}")
          datasets.download_dataset(
              dataset_name, "./downloaded_datasets"
          )
  
label_desc: Use image node_id 1 for calling a global function with example usage: download_all_datasets() without return types