Hi Yamamoto,
Thank you, yes it works now but when I edited in the original file, I couldn't
see the print statement that I have added.
Best,
Talal
On Mar 24, 2015, at 1:55 PM, YAMAMOTO Takashi <[email protected]> wrote:
>> Dear Ryu Expert,
>>
>> I have tried switch.py module and I have faced the following problem:
>>
>> root@mininet-vm:~/ryu# ./bin/ryu-manager --verbose ryu/topology/switches
>> loading app ryu/topology/switches
>> Traceback (most recent call last):
>> File "./bin/ryu-manager", line 19, in <module>
>> main()
>> File "/usr/local/lib/python2.7/dist-packages/ryu/cmd/manager.py", line 78,
>> in main
>> app_mgr.load_apps(app_lists)
>> File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py", line
>> 385, in load_apps
>> cls = self.load_app(app_cls_name)
>> File "/usr/local/lib/python2.7/dist-packages/ryu/base/app_manager.py", line
>> 361, in load_app
>> mod = utils.import_module(name)
>> File "/usr/local/lib/python2.7/dist-packages/ryu/utils.py", line 91, in
>> import_module
>> __import__(name)
>> File "/home/mininet/ryu/ryu/topology/switches.py", line 53, in <module>
>> help='link discovery: explicitly drop lldp packet in')
>> File "/usr/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1579, in
>> __inner
>> result = f(self, *args, **kwargs)
>> File "/usr/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1739, in
>> register_cli_opts
>> self.register_cli_opt(opt, group, clear_cache=False)
>> File "/usr/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1583, in
>> __inner
>> return f(self, *args, **kwargs)
>> File "/usr/lib/python2.7/dist-packages/oslo/config/cfg.py", line 1731, in
>> register_cli_opt
>> raise ArgsAlreadyParsedError("cannot register CLI option")
>> oslo.config.cfg.ArgsAlreadyParsedError: arguments already parsed: cannot
>> register CLI option
>> root@mininet-vm:~/ryu#
>>
>> Even I have tried to run the command like:
>>
>> 1- ./bin/ryu-manager --verbose ryu/topology/switches.py
>
> try the following instead:
> ./bin/ryu-manager --verbose ryu.topology.switches
>
> YAMAMOTO Takashi
>
>>
>> But all gave an error, but with other modules, work fine.
>> Any suggestion ?
>>
>> Thank you!
>> Talal
>>
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