code: def __init__(self, den, include_last=True):
      self.den = den
      self._include_last = include_last
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  import numpy
  import math
  from mpl_toolkits.axisartist.grid_finder import ExtremeFinderSimple
label_desc: Use image node_id 1 to create a new LocatorBase object from inherited base classes: object with example: obj = LocatorBase(den, include_last)