class_docstr: Reader for HRPT Minor Frame, 10 bits data expanded to 16 bits.
code: def _get_avhrr_tiepoints(self, scan_points, scanline_nb):
      sgeom = avhrr(scanline_nb, scan_points, apply_offset=False)
      # no attitude error
      rpy = [0, 0, 0]
      s_times = sgeom.times(self.times[:, np.newaxis])
      orb = Orbital(self.platform_name)
      pixels_pos = compute_pixels(orb, sgeom, s_times, rpy)
      lons, lats, alts = get_lonlatalt(pixels_pos, s_times)
      return lons, lats
  
imports: import logging
  from datetime import datetime
  import dask.array
  import numpy
  import xarray
  from geotiepoints import SatelliteInterpolator
  from pyorbital.geoloc import compute_pixels, get_lonlatalt
  from pyorbital.geoloc_instrument_definitions import avhrr
  from pyorbital.orbital import Orbital
  from satpy._compat import cached_property
  from satpy.readers.aapp_l1b import get_avhrr_lac_chunks
  from satpy.readers.file_handlers import BaseFileHandler
label_desc: Use image node_id 17 for calling the HRPTFile obj's underlying member method code with example usage: obj._get_avhrr_tiepoints(scan_points, scanline_nb) and returns: lons,  lats