Lines Matching refs:_visible
1769 self._visible = Message()
1797 return Message(self._visible)
1801 self._visible = Message(visible)
1805 for header in self._visible.keys():
1807 self._visible.replace_header(header, self[header])
1809 del self._visible[header]
1811 if header in self and header not in self._visible:
1812 self._visible[header] = self[header]
