class_docstr: Represents a parameter in a function signature.
  
  Has the following public attributes:
  
  * name : str
      The name of the parameter as a string.
  * default : object
      The default value for the parameter if specified.  If the
      parameter has no default value, this attribute is not set.
  * annotation
      The annotation for the parameter if specified.  If the
      parameter has no annotation, this attribute is not set.
  * kind : str
      Describes how argument values are bound to the parameter.
      Possible values: `Parameter.POSITIONAL_ONLY`,
      `Parameter.POSITIONAL_OR_KEYWORD`, `Parameter.VAR_POSITIONAL`,
      `Parameter.KEYWORD_ONLY`, `Parameter.VAR_KEYWORD`.
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code: def annotation(self):
      return self._annotation
  
imports: from __future__ import absolute_import, division, print_function
  import functools
  import itertools
  import re
  import types
  from collections import OrderedDict
label_desc: Use image node_id 4 for calling the Parameter obj's underlying member method code with example usage: obj.annotation() and returns: self