code: def download(args):
      """Download a file resource.
  
      `URL` is downloaded as a Guild resource in the current
      environment. Once downloaded, it is available as a resource using
      the same URL.
  
      **NOTE:** When used in a Guild file, `URL` must be specified
      exactly as used in this command. Guild will treat any changes as a
      different resource.
  
      **IMPORTANT:** Independently verify SHA 256 digests for downloaded
      resources, especially those that will be executed, including
      Python libraries.
  
      Existing resources are not re-downloaded. To force a resource to
      be re-downloaded, delete the resource file and run `download`
      again.
  
      The commands prints the SHA 256 digest with the full path to the
      downloaded file.
  
      """
  
      from . import download_impl
  
      download_impl.main(args)
  
label_desc: Use image node_id 1 for calling a global function with example usage: download(args) without return types