code: def estimate_line_strings_norm_type(line_strings):
      return _estimate_polygons_and_line_segments_norm_type(
          line_strings,
          "LineString",
          "LineStringsOnImage",
          "line_strings",
      )
  
imports: from __future__ import print_function, division, absolute_import
  import functools
  import numpy
  from ..None import imgaug
  from ..None import dtypes
  from .base import IAugmentable
label_desc: Use image node_id 29 for calling a global function with example usage: estimate_line_strings_norm_type(line_strings) and returns: _estimate_polygons_and_line_segments_norm_type