code: def _write(self, img_array, verbose=False, **kwargs):
          
          if re.match("0|1.[0-4]", version.openjpeg_version) is not None:
              msg = ("You must have at least version 1.5 of OpenJPEG "
                     "in order to write images.")
              raise RuntimeError(msg)
  
          self._determine_colorspace(**kwargs)
          self._populate_cparams(img_array, **kwargs)
  
          if opj2.OPENJP2 is not None:
              self._write_openjp2(img_array, verbose=verbose)
          else:
              self._write_openjpeg(img_array, verbose=verbose)
docs: Write image data to a JP2/JPX/J2k file.  Intended usage of the
          various parameters follows that of OpenJPEG's opj_compress utility.
  
          This method can only be used to create JPEG 2000 images that can fit
          in memory.