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Implement batch callback subscription in CallbackMixin
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@ -21,6 +21,14 @@ class CallbackMixin:
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fun = partial(callback, *args, **kwargs)
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self._callbacks.append(fun)
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def subscribe_callbacks(self, *callbacks):
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"""
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Subscribe a list of callbacks to incoke once an event is triggered.
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:param callbacks: callbacks to be subscribed
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"""
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for callback in callbacks:
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self.subscribe_callback(callback)
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def unsubscribe_callback(self, callback):
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self._callbacks.remove(callback)
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