def set_handler(self, name, handler):
'''Attach a single event handler.
:Parameters:
`name` : str
Name of the event type to attach to.
`handler` : callable
Event handler to attach.
'''
# Create event stack if necessary
if self._event_stack is None:
self._event_stack = [{}]
self._event_stack[0][name] = WeakMethod(handler)
def __init__(self, loop, callback, timeout, starttime):
self.loop = loop
self.callback = WeakMethod(callback)
self.timeout = timeout
self._last_dt = starttime
self._dt = 0.
