code: def from_url(cls, url):
          
          path = download_file(url, show_progress=False, timeout=60)
          return cls.from_fits(path)
docs: Creates a `~mocpy.moc.MOC` object from a given url.
  
          Parameters
          ----------
          url : str
              The url of a FITS file storing a MOC.
  
          Returns
          -------
          result : `~mocpy.moc.MOC`
              The resulting MOC.