I just run following code.
import mxnet as mx
a = mx.symbol.Variable('data')
b = mx.symbol.SoftmaxOutput(a)
label = mx.symbol.Variable('label')
e = mx.symbol.softmax_cross_entropy(b, label)
than I get:
File "main.py", line 6, in <module>
e = mx.symbol.softmax_cross_entropy(b, label)
File "<string>", line 69, in softmax_cross_entropy
File "/data00/home/zhangyonghui.98k/.anaconda2/lib/python2.7/site-packages/mxnet/_ctypes/symbol.py", line 135, in _symbol_creator
s._compose(name=name, **kwargs)
File "/data00/home/zhangyonghui.98k/.anaconda2/lib/python2.7/site-packages/mxnet/symbol/symbol.py", line 476, in _compose
self.handle, name, num_args, keys, args))
File "/data00/home/zhangyonghui.98k/.anaconda2/lib/python2.7/site-packages/mxnet/base.py", line 149, in check_call
raise MXNetError(py_str(_LIB.MXGetLastError()))
mxnet.base.MXNetError: [14:27:33] src/core/symbolic.cc:301: Not enough argument to call operator softmax_cross_entropy
What’s wrong with it?