def test_different_instance_callbacks(self):
class A(object):
def b(self):
pass
def __eq__(self, other):
return True
b = A()
c = A()
self.assertFalse(reflection.is_same_callback(b.b, c.b))
self.assertTrue(reflection.is_same_callback(b.b, c.b, strict=False))
def test_different_instance_callbacks(self):
class A(object):
def b(self):
pass
def __eq__(self, other):
return True
b = A()
c = A()
self.assertFalse(reflection.is_same_callback(b.b, c.b))
self.assertTrue(reflection.is_same_callback(b.b, c.b, strict=False))
def is_registered(self, event_type, callback):
"""Check if a callback is registered."""
listeners = list(self._listeners.get(event_type, []))
for (cb, _args, _kwargs) in listeners:
if reflection.is_same_callback(cb, callback):
return True
return False
def deregister(self, state, callback):
if state not in self._listeners:
return
for i, (cb, args, kwargs) in enumerate(self._listeners[state]):
if reflection.is_same_callback(cb, callback):
self._listeners[state].pop(i)
break
def is_registered(self, event_type, callback):
"""Check if a callback is registered."""
listeners = list(self._listeners.get(event_type, []))
for (cb, _args, _kwargs) in listeners:
if reflection.is_same_callback(cb, callback):
return True
return False
def deregister(self, event_type, callback):
"""Remove a single callback from listening to event ``event_type``."""
if event_type not in self._listeners:
return
for i, (cb, args, kwargs) in enumerate(self._listeners[event_type]):
if reflection.is_same_callback(cb, callback):
self._listeners[event_type].pop(i)
break
def deregister(self, event_type, callback):
"""Remove a single callback from listening to event ``event_type``."""
if event_type not in self._listeners:
return
for i, (cb, args, kwargs) in enumerate(self._listeners[event_type]):
if reflection.is_same_callback(cb, callback):
self._listeners[event_type].pop(i)
break
def test_different_simple_callbacks(self):
def a():
pass
def b():
pass
self.assertFalse(reflection.is_same_callback(a, b))
def test_different_simple_callbacks(self):
def a():
pass
def b():
pass
self.assertFalse(reflection.is_same_callback(a, b))
def test_static_instance_callbacks(self):
class A(object):
@staticmethod
def b(a, b, c):
pass
a = A()
b = A()
self.assertTrue(reflection.is_same_callback(a.b, b.b))
def test_static_instance_callbacks(self):
class A(object):
@staticmethod
def b(a, b, c):
pass
a = A()
b = A()
self.assertTrue(reflection.is_same_callback(a.b, b.b))
def unbind(self, event, handler=None):
"""Remove a previously-attached event handler from the task. If handler
function not passed, then unbind all event handlers for the provided
event. If multiple of the same handlers are bound, then the first
match is removed (and only the first match).
:param event: event type
:param handler: handler previously bound
:rtype: boolean
:return: whether anything was removed
"""
removed_any = False
if not handler:
removed_any = self._events_listeners.pop(event, removed_any)
else:
event_listeners = self._events_listeners.get(event, [])
for i, (handler2, _event_data) in enumerate(event_listeners):
if reflection.is_same_callback(handler, handler2):
event_listeners.pop(i)
removed_any = True
break
return bool(removed_any)
def unbind(self, event, handler=None):
"""Remove a previously-attached event handler from the task. If handler
function not passed, then unbind all event handlers for the provided
event. If multiple of the same handlers are bound, then the first
match is removed (and only the first match).
:param event: event type
:param handler: handler previously bound
:rtype: boolean
:return: whether anything was removed
"""
removed_any = False
if not handler:
removed_any = self._events_listeners.pop(event, removed_any)
else:
event_listeners = self._events_listeners.get(event, [])
for i, (handler2, _event_data) in enumerate(event_listeners):
if reflection.is_same_callback(handler, handler2):
event_listeners.pop(i)
removed_any = True
break
return bool(removed_any)
def is_registered(self, state, callback):
listeners = list(self._listeners.get(state, []))
for (cb, _args, _kwargs) in listeners:
if reflection.is_same_callback(cb, callback):
return True
return False
