class_docstr: Format function default values as needed for inspect.formatargspec.
  The interesting part is a hard-coded list of functions used
  as defaults in pyplot methods.
class_docstr_tok: ["Format","function","default","values","as","needed","for","inspect.formatargspec",".","The","interesting","part","is","a","hard-coded","list","of","functions","used","as","defaults","in","pyplot","methods","."]
code: def __repr__(self):
      return self._repr
  
imports: import ast
  from enum import Enum
  import functools
  import inspect
  from inspect import Parameter
  from pathlib import Path
  import sys
  import subprocess
  import numpy
  from matplotlib import _api, mlab
  from matplotlib.axes import Axes
  from matplotlib.backend_bases import MouseButton
  from matplotlib.figure import Figure
label_desc: Use image node_id 2 for calling the value_formatter obj's underlying member method code with example usage: obj.__repr__() and returns: self