class_docstr: Validating a format failed.
class_docstr_tok: ["Validating","a","format","failed","."]
code: def __unicode__(self):
      return self.message
  
imports: from collections import defaultdict, deque
  import itertools
  import pprint
  import textwrap
  import attr
  from jsonschema import _utils
  from jsonschema.compat import PY3, iteritems
label_desc: Use image node_id 2 for calling the FormatError obj's underlying member method code with example usage: obj.__unicode__() and returns: self