code: def read_mm_uic1(fd, byte_order, dtype, count):
      
      t = fd.read(8*count)
      t = struct.unpack('%s%iI' % (byte_order, 2*count), t)
      return dict((MM_TAG_IDS[k], v) for k, v in zip(t[::2], t[1::2])
                  if k in MM_TAG_IDS)
docs: Read MM_UIC1 tag from file and return as dictionary.