parameters: (self, timestamp)
docstring: Adds an unref to this tensor with the specified timestamp.
  
      Args:
        timestamp:  Timestamp of object unreference as an integer.
docstring_summary: Adds an unref to this tensor with the specified timestamp.
docstring_tokens: Adds an unref to this tensor with the specified timestamp .
function: def add_unref(self, timestamp):
      """Adds an unref to this tensor with the specified timestamp.
  
      Args:
        timestamp:  Timestamp of object unreference as an integer.
      """
      self._unref_times.append(timestamp)
function_tokens: def add_unref ( self , timestamp ) : self . _unref_times . append ( timestamp )