code: def __init__(self, func):
      self._func = func
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  import matplotlib.cbook
  from matplotlib.axes import Axes
label_desc: Use image node_id 1 to create a new SizeFromFunc object from inherited base classes: _Base with example: obj = SizeFromFunc(func)