class_docstr: Retries until an exception message equals or matches.
class_docstr_tok: ["Retries","until","an","exception","message","equals","or","matches","."]
code: def __call__(self, retry_state):
      if not retry_state.outcome.failed:
          return True
      return self.predicate(retry_state.outcome.exception())
  
imports: import abc
  import re
  import six
label_desc: Use image node_id 2 for calling the retry_if_not_exception_message obj's underlying member method code with example usage: obj.__call__(retry_state) and returns: self, True