class_docstr: Reader for AVHRR L1B files created from the AAPP software.
class_docstr_tok: ["Reader","for","AVHRR","L1B","files","created","from","the","AAPP","software","."]
docstr: Get the longitudes and latitudes of the scene.
code: def navigate(self, coordinate_id):
      """Get the longitudes and latitudes of the scene."""
      lons, lats = self._get_all_interpolated_coordinates()
      if coordinate_id == "longitude":
          return create_xarray(lons)
      if coordinate_id == "latitude":
          return create_xarray(lats)
  
      raise KeyError("Coordinate {} unknown.".format(coordinate_id))
  
imports: import functools
  import logging
  from datetime import datetime, timedelta
  import dask.array
  import numpy
  import xarray
  from dask import delayed
  from satpy.readers.file_handlers import BaseFileHandler
  from satpy.utils import get_chunk_size_limit
label_desc: Use image node_id 13 for calling the AVHRRAAPPL1BFile obj's underlying member method code with example usage: obj.navigate(coordinate_id) and returns: create_xarray, create_xarray