docs: def _get_image_workaround_seek(self, idx):
          """Same as __getitem__ but seek through the video beforehand
  
          This is a workaround for an all-zero image returned by `imageio`.
          """
          warnings.warn("imageio workaround used!")
          cap = self.video_handle
          mult = 50
          for ii in range(idx//mult):
              cap.get_data(ii*mult)
          final = cap.get_data(idx)
          return final