def on_start_epoch(func):
""" The :func:`on_start_epoch` decorator is used to initialise a :class:`.Callback` with :meth:`~.Callback.on_start_epoch`
calling the decorated function
:param func: The function(state) to *decorate*
:type func: function
:return: Initialised callback with :meth:`~.Callback.on_start_epoch` calling func
:rtype: :class:`.Callback`
"""
callback = Callback()
callback.on_start_epoch = func
return callback
def test_empty_methods(self):
callback = Callback()
self.assertIsNone(callback.on_start({}))
self.assertIsNone(callback.on_start_epoch({}))
self.assertIsNone(callback.on_start_training({}))
self.assertIsNone(callback.on_sample({}))
self.assertIsNone(callback.on_forward({}))
self.assertIsNone(callback.on_criterion({}))
self.assertIsNone(callback.on_backward({}))
self.assertIsNone(callback.on_step_training({}))
self.assertIsNone(callback.on_end_training({}))
self.assertIsNone(callback.on_end_epoch({}))
self.assertIsNone(callback.on_end({}))
self.assertIsNone(callback.on_start_validation({}))
self.assertIsNone(callback.on_sample_validation({}))
self.assertIsNone(callback.on_forward_validation({}))
self.assertIsNone(callback.on_end_validation({}))
self.assertIsNone(callback.on_step_validation({}))
self.assertIsNone(callback.on_criterion_validation({}))
def test_empty_methods(self):
callback = Callback()
self.assertIsNone(callback.on_start({}))
self.assertIsNone(callback.on_start_epoch({}))
self.assertIsNone(callback.on_start_training({}))
self.assertIsNone(callback.on_sample({}))
self.assertIsNone(callback.on_forward({}))
self.assertIsNone(callback.on_criterion({}))
self.assertIsNone(callback.on_backward({}))
self.assertIsNone(callback.on_step_training({}))
self.assertIsNone(callback.on_end_training({}))
self.assertIsNone(callback.on_end_epoch({}))
self.assertIsNone(callback.on_end({}))
self.assertIsNone(callback.on_start_validation({}))
self.assertIsNone(callback.on_sample_validation({}))
self.assertIsNone(callback.on_forward_validation({}))
self.assertIsNone(callback.on_end_validation({}))
self.assertIsNone(callback.on_step_validation({}))
self.assertIsNone(callback.on_criterion_validation({}))
