code: def read_kv2(self, path, version=None, mount_path='secret'):
          
          params = {}
          if version is not None:
              params['version'] = version
  
          read_path = '{}/data/{}'.format(mount_path, path)
          return self.read(read_path, **params)
docs: Read some data from a key/value version 2 secret engine.