_Traceback (most recent call last):


 ".virtualenvs/py360/lib/python3.6/site-packages/superset/views/core.py", line 107, in wraps

return f(self, *args, **kwargs)


 ".virtualenvs/py360/lib/python3.6/site-packages/flask_appbuilder/security/decorators.py", line 52, in wraps

return f(self, *args, **kwargs)


 ".virtualenvs/py360/lib/python3.6/site-packages/superset/views/core.py", line 1237, in checkbox

model_view_cls = getattr(views, model_view)
AttributeError: module 'superset.views.core' has no attribute 'TableColumnInlineView'_

Original Traceback (most recent call last):


 "/root/anaconda3/lib/python3.7/site-packages/torch/nn/parallel/parallel_apply.py", line 60, in _worker

output = module(*input, **kwargs)


 "/root/anaconda3/lib/python3.7/site-packages/torch/nn/modules/module.py", line 722, in _call_impl

result = self.forward(*input, **kwargs)


 "<ipython-input-6-8ddf6e9a8cf5>", line 27, in forward

v = v / (v.norm(p=2, dim=1, keepdim=True).expand_as(v) + 1e-8)
AttributeError: 'NoneType' object has no attribute 'norm'
