code: def download(self, dest_pattern="{originalFilename}", override=True, parent=False):
          
          if self.id is None:
              raise ValueError("Cannot download image with no ID.")
  
          pattern = re.compile("{(.*?)}")
          dest_pattern = re.sub(pattern, lambda m: str(getattr(self, str(m.group(0))[1:-1], "_")), dest_pattern)
          parameters = {"parent": parent}
  
          destination = os.path.dirname(dest_pattern)
          if not os.path.exists(destination):
              os.makedirs(destination)
  
          return Cytomine.get_instance().download_file("{}/{}/download".format(self.callback_identifier, self.id),
                                                       dest_pattern, override, parameters)
docs: Download the original image.
  
          Parameters
          ----------
          dest_pattern : str, optional
              Destination path for the downloaded image. "{X}" patterns are replaced by the value of X attribute
              if it exists.
          override : bool, optional
              True if a file with same name can be overrided by the new file.
          parent : bool, optional
              True to download image parent if the image is a part of a multidimensional file.
  
          Returns
          -------
          downloaded : bool
              True if everything happens correctly, False otherwise.