Traceback (most recent call last):


 "model.py", line 256, in <module>

loss=bce_jaccard_loss, metrics=[iou_score])


 "/opt/conda/lib/python3.6/site-packages/keras/engine/training.py", line 229, in compile

self.total_loss = self._prepare_total_loss(masks)


 "/opt/conda/lib/python3.6/site-packages/keras/engine/training.py", line 692, in _prepare_total_loss

y_true, y_pred, sample_weight=sample_weight)


 "/opt/conda/lib/python3.6/site-packages/keras/losses.py", line 70, in __call__

with K.name_scope(scope_name):


 "/opt/conda/lib/python3.6/site-packages/tensorflow/python/framework/ops.py", line 6513, in __enter__

return self._name_scope.__enter__()


 "/opt/conda/lib/python3.6/contextlib.py", line 81, in __enter__

return next(self.gen)


 "/opt/conda/lib/python3.6/site-packages/tensorflow/python/framework/ops.py", line 4307, in name_scope

raise ValueError("'%s' is not a valid scope name" % name)
ValueError: 'binary_crossentropy + jaccard_loss' is not a valid scope name

Traceback (most recent call last):


 "/home/levkovitch/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/server_state.py", line 98, in 
typeCompletionAvailable

self.Get
typeCompleter( filetypes )


 "/home/levkovitch/.vim/bundle/YouCompleteMe/third_party/ycmd/ycmd/server_state.py", line 87, in Get
typeCompleter

current_filetypes ) )
ValueError: No semantic completer exists for filetypes: ['nerdtree']
