def clear_session(self):
'''Clear the session to force pin (and passphrase if enabled)
re-entry. Does not leak exceptions.'''
logger.debug("clear session: %s", self)
self.prevent_timeouts()
try:
ProtocolMixin.clear_session(self)
except Exception as e:
# If the device was removed it has the same effect...
logger.error("clear_session: ignoring error %s", e)
