code: def find_default_keys(self):
      return [
          k
          for k in list(self.keys()) + list(self.schema.keys())
          if self.is_default(k)
      ]
  
imports: from __future__ import absolute_import
  from __future__ import print_function
  from __future__ import division
  import inspect
  import importlib
  import re
label_desc: Use image node_id 9 for calling the SchemaDict obj's underlying member method code with example usage: obj.find_default_keys() and returns: unknown