def _update_hud(self):
if self._maximum_delta > self.threshold and not self._timed_out:
beep() # TODO: Requires patched version of pyface
# See github:enthought/pyface pull request #35
# Don't beep more than once per second
self._timed_out = True
do_after(1000, self._switch_on_timeout)
self.screen.hud('delta',
'Current average delta: {0._average_delta:.3f}\n'
'Current maximum delta: {0._maximum_delta:.3f}'.format(self))
# How to sound a beep with PyFace? from pyface.api import beep beep()