Traceback (most recent call last):


 "main.py", line 16, in <module>

y.backward()


 "/path/to/chainer/chainer/variable.py", line 1470, in backward

[(node, grad_var)], retain_grad, loss_scale)


 "/path/to/chainer/chainer/_backprop.py", line 226, in _backprop_to_all

func, target_input_indexes, out_grad, in_grad, is_debug)


 "/path/to/chainer/chainer/_backprop_utils.py", line 140, in backprop_step

_reraise_with_stack(func, e)


 "/path/to/chainer/chainer/_backprop_utils.py", line 138, in backprop_step

target_input_indexes, grad_outputs)


 "/path/to/chainer/chainer/functions/normalization/group_normalization.py", line 122, in backward

self.dummy_gamma).apply((x,))


 "/path/to/chainer/chainer/function_node.py", line 325, in apply

outputs = self.forward(in_data)


 "/path/to/chainer/chainer/function_node.py", line 518, in forward

return self.forward_gpu(inputs)


 "/path/to/chainer/chainer/functions/normalization/group_normalization.py", line 201, in forward_gpu

'groupnorm_x_hat')(x, self.mean[:, None], self.inv_std[:, None])


 "cupy/core/_kernel.pyx", line 539, in cupy.core._kernel.ElementwiseKernel.__call__


 "cupy/core/_kernel.pyx", line 582, in cupy.core._kernel.ElementwiseKernel._decide_params_type


 "cupy/core/_kernel.pyx", line 292, in cupy.core._kernel._decide_params_type_core
TypeError: Type is mismatched. mean <class 'numpy.float32'> <class 'numpy.float16'> T

Traceback (most recent call last):


 "D:\code\thirdparty\spyder\spyder\widgets\ipythonconsole\namespacebrowser.py", line 49, in <lambda>

self.namespacebrowser.process_remote_view(data))


 "D:\code\thirdparty\spyder\spyder\widgets\variableexplorer\namespacebrowser.py", line 232, in process_remote_view

self.set_data(remote_view)


 "D:\code\thirdparty\spyder\spyder\widgets\variableexplorer\namespacebrowser.py", line 243, in set_data

self.editor.set_data(data)


 "D:\code\thirdparty\spyder\spyder\widgets\variableexplorer\collectionseditor.py", line 830, in set_data

self.model.set_data(data, self.dictfilter)


 "D:\code\thirdparty\spyder\spyder\widgets\variableexplorer\collectionseditor.py", line 170, in set_data

self.set_size_and_type()


 "D:\code\thirdparty\spyder\spyder\widgets\variableexplorer\collectionseditor.py", line 185, in set_size_and_type

for index in range(start, stop) ]
TypeError: 'int' object has no attribute '__getitem__'
