Hi
I included the path while loading .npz for reading as below and now it is
working.
npzfile = np.load('/users/gvelu/ryu/ryu/app/trainingresult.npz')
Thanks
Gandhimathi
On 7 May 2016 at 18:52, Gandhimathi Velusamy <mathiy...@gmail.com> wrote:
> Hi,
>
> I have added some functionality in packet-in, when a packet in
> happens it will be sent to classify function which reads some data from a
> .npz file and does some work and classifies tehe packet.
>
> When I run the classifier.py separately which has classify function it
> works for me. But when I run simple_switch_13.py I am getting the following
> error.
>
> SimpleSwitch13: Exception occurred during handler processing. Backtrace
> from offending handler [_packet_in_handler] servicing event
> [EventOFPPacketIn] follows.
>
> Traceback (most recent call last):
>
> File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py",
> line 290, in _event_loop
>
> handler(ev)
>
> File "/users/gvelus01/ryu/ryu/app/simple_switch_13.py", line 136, in
> _packet_in_handler
>
> classify(decidata, in_port) # classify and push flow through rest api
>
> File "/users/gvelus01/ryu/ryu/app/simple_switch_13.py", line 181, in
> classify
>
> npzfile = np.load('trainingresult.npz')
>
> File "/usr/lib/python2.7/dist-packages/numpy/lib/npyio.py", line 370, in
> load
>
> fid = open(file, "rb")
>
> IOError: [Errno 2] No such file or directory: 'trainingresult.npz'
>
>
> The program which writes data into 'trainingresult.npz' , the
> classifier.py which reads the data and simple switch are all in the same
> directory under ryu/ryu/app.
>
>
> When I started Python interpreter under /ryu/ryu/app directory, and
> tested by loading the .npz file. I am able to read it.
>
> May I please, know how to get rid of the error while running
> simple_switch_13.py?
>
> FYI, I am running Ryu controller as below:
>
>
> @controller:~/ryu$ PYTHONPATH=. ./bin/ryu-manager
> ryu/app/simple_switch_13.py
>
>
> Do I need to set any path?
>
>
> Even I copy pasted the classifier code inside simple_switch_13.py and
> getting the same error.
>
> Thanks
>
> Gandhimathi
>
>
>
>
>
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