2. No problem if Run it in an external system terminal What is the expected output? What do you see instead? Traceback (most recent call last):

 "D:\untitled12.py", line 18, in <module>
from enthought.traits.ui.wx.editor import Editor

 "c:\Python27\lib\site-packages\enthought\traits\ui\wx__init__.py", line 25, in <module>
import toolkit

 "c:\Python27\lib\site-packages\enthought\traits\ui\wx\toolkit.py", line 2, in <module>
from traitsui.wx.toolkit import *

 "C:\Python27\lib\site-packages\traitsui\wx__init__.py", line 26, in <module>
import toolkit

 "C:\Python27\lib\site-packages\traitsui\wx\toolkit.py", line 28, in <module>
assert_toolkit_import('wx')

 "C:\Python27\lib\site-packages\traitsui\toolkit.py", line 60, in assert_toolkit_import
"backend!" &#37; (name, ETSConfig.toolkit)
RuntimeError: Importing from wx backend after selecting qt4 backend! What version of the product are you using? On what operating system? Python(x,y)2.7.3.1 with Spyder 2.1.11 on Win7(64bit). 
Traceback (most recent call last):


 "./dff_rfcn/demo_batch.py", line 162, in <module>

main()


 "./dff_rfcn/demo_batch.py", line 111, in main

arg_params=arg_params, aux_params=aux_params)


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/tester.py", line 30, in __init__

self._mod.bind(provide_data, provide_label, for_training=False)


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/module.py", line 839, in bind

for_training, inputs_need_grad, force_rebind=False, shared_module=None)


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/module.py", line 396, in bind

state_names=self._state_names)


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/DataParallelExecutorGroup.py", line 186, in __init__

self.bind_exec(data_shapes, label_shapes, shared_group)


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/DataParallelExecutorGroup.py", line 272, in bind_exec

shared_group))


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/DataParallelExecutorGroup.py", line 545, in _bind_ith_exec

context, self.logger)


 "/home/huan/Deep-Feature-Flow/dff_rfcn/core/DataParallelExecutorGroup.py", line 523, in _get_or_reshape

arg_arr = nd.zeros(arg_shape, context, dtype=arg_type)


 "/usr/local/lib/python2.7/dist-packages/mxnet-0.9.5-py2.7.egg/mxnet/ndarray.py", line 946, in zeros

return _internal._zeros(shape=shape, ctx=ctx, dtype=dtype)


 "/usr/local/lib/python2.7/dist-packages/mxnet-0.9.5-py2.7.egg/mxnet/_ctypes/ndarray.py", line 164, in generic_ndarray_function

c_array(ctypes.c_char_p, [c_str(val) for val in vals])))


 "/usr/local/lib/python2.7/dist-packages/mxnet-0.9.5-py2.7.egg/mxnet/base.py", line 78, in check_call

raise MXNetError(py_str(_LIB.MXGetLastError()))
mxnet.base.MXNetError: [10:46:34] src/c_api/c_api_ndarray.cc:390: Operator _zeros cannot be run; requires at least one of FCompute<xpu>, NDArrayFunction, FCreateOperator be registered
