code: def check_version_changed(self, mydict, method, *args, **kw):
      result = method(*args, **kw)
      self.check_version_unique(mydict)
      return result
  
imports: import unittest
  from test.support import import_helper
label_desc: Use image node_id 3 for calling the DictVersionTests obj's underlying member method code with example usage: obj.check_version_changed(mydict, method) and returns: result