` File "/opt/caffe/python/detect.py", line 173, in
main(sys.argv)
File "/opt/caffe/python/detect.py", line 162, in main
data=np.vstack(df['feat']), index=df.index, columns=class_cols)
File "/usr/local/lib/python2.7/dist-packages/pandas/core/frame.py", line 2139, in getitem
return self._getitem_column(key)
.....
` File "/opt/caffe/python/detect.py", line 173, in
main(sys.argv)
File "/opt/caffe/python/detect.py", line 162, in main
data=np.vstack(df['feat']), index=df.index, columns=class_cols)
File "/usr/local/lib/python2.7/dist-packages/pandas/core/frame.py", line 2139, in getitem
return self._getitem_column(key)
.....
KeyError: 'feat'`