Hi,

You need to install WebOb 1.2 or later to use gui_topology.
execute:
sudo pip install "WebOb>=1.2"
and start ryu again.

-- 
Hisaharu Ishii


(2014年07月13日 18:35), dida_...@sina.com wrote:
> I had downloaded ryu 3.6ova image, and do some necessary action according the 
> direction on openflow tutorial.
> include :
> time sudo apt-get install python-eventlet python-routes python-webob 
> python-paramiko
> git pull
> so i'm sure my ryu enviroment should be OK.
>
> then i start the ryu controller
> PYTHONPATH=. ./bin/ryu-manager ryu/app/simple_switch.py
> and start mininet
> sudo mn --topo single,3 --mac --switch ovsk --controller remote
> till now , everything seems fine, and i can set up flows in ovs.
>
> but when i want to use topology view, i met some problem,
> i use the command
> PYTHONPATH=. ./bin/ryu run --observe-links 
> ryu/app/gui_topology/gui_topology.py
> but it seems not work well.
> please see the dump info:
> loading app ryu/app/gui_topology/gui_topology.py
> Traceback (most recent call last):
>    File "./bin/ryu", line 20, in <module>
>      main()
>    File "/home/ryu/ryu/ryu/cmd/ryu_base.py", line 75, in main
>      subcmd.run(base_conf.subcommand_args)
>    File "/home/ryu/ryu/ryu/cmd/ryu_base.py", line 58, in run
>      self.entry(args=args, prog=prog)
>    File "/home/ryu/ryu/ryu/cmd/manager.py", line 78, in main
>      app_mgr.load_apps(app_lists)
>    File "/home/ryu/ryu/ryu/base/app_manager.py", line 385, in load_apps
>      cls = self.load_app(app_cls_name)
>    File "/home/ryu/ryu/ryu/base/app_manager.py", line 361, in load_app
>      mod = utils.import_module(name)
>    File "/home/ryu/ryu/ryu/utils.py", line 86, in import_module
>      __import__(name)
>    File "/home/ryu/ryu/ryu/app/gui_topology/gui_topology.py", line 31, in 
> <module>
>      from webob.static import DirectoryApp
> ImportError: No module named static
>
> would you please tell me how to solve it, thanks a lot
>
>
>
>
>
>
> ------------------------------------------------------------------------------
>
>
>
> _______________________________________________
> Ryu-devel mailing list
> Ryu-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/ryu-devel
>


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