code: def get(self, dismiss=True):
          
  
          try:
              return _classof(self._context, self._fClassName).read(self._source, self._cursor.copied(), self._context, self)
          finally:
              if dismiss:
                  self._source.dismiss()
docs: Extract the object this key points to.
  
          Objects are not read or decompressed until this function is explicitly called.