Hello,
Hmm... It seems that there's an older version of six installed somewhere.
Could you please search related paths for it?
/usr/lib/python2.*/dist-packages/
/usr/local/lib/python2.*/dist-packages/
/usr/local/lib/python2.*/site-packages/
/home/ryu/.local/lib/python2.*/site-packages/
2014-07-14 9:33 GMT+08:00 shailvi shah <shailvi.s...@gmail.com>:
> Hi,
>
> Thanks, it worked. But it still hasn't solved the problem.
>
> I have six Version: 1.7.3.
>
> But when I run 'ryu-manager --verbose ryu.app.simple_switch_13', it still
> gives me
>
> Traceback (most recent call last):
> File "/usr/local/bin/ryu-manager", line 9, in <module>
> load_entry_point('ryu==3.2', 'console_scripts', 'ryu-manager')()
> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 343, in
> load_entry_point
> return get_distribution(dist).load_entry_point(group, name)
> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2307, in
> load_entry_point
> return ep.load()
> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2013, in
> load
> entry = __import__(self.module_name, globals(),globals(), ['__name__'])
> File "/home/ryu/ryu/ryu/cmd/manager.py", line 43, in <module>
> from ryu.topology import switches
> File "/home/ryu/ryu/ryu/topology/switches.py", line 32, in <module>
> from ryu.lib.packet import packet, ethernet, lldp
> File "/home/ryu/ryu/ryu/lib/packet/__init__.py", line 6, in <module>
> from . import (ethernet, arp, icmp, icmpv6, ipv4, ipv6, lldp, mpls,
> packet,
> File "/home/ryu/ryu/ryu/lib/packet/ethernet.py", line 17, in <module>
> from . import packet_base
> File "/home/ryu/ryu/ryu/lib/packet/packet_base.py", line 21, in <module>
> @six.add_metaclass(abc.ABCMeta)
> AttributeError: 'module' object has no attribute 'add_metaclass'
>
> Thanks,
> Shailvi
>
>
>
>
> On Sun, Jul 13, 2014 at 6:21 PM, Wei-Li Tang <alex...@xinguard.com> wrote:
>
>> Hello,
>>
>> How about uninstall six and reinstall it again?
>>
>> pip uninstall six
>> pip install six>=1.4.0
>>
>> If it didn't solve, try to build from tarball:
>> https://pypi.python.org/pypi/six
>>
>>
>> 2014-07-14 9:15 GMT+08:00 shailvi shah <shailvi.s...@gmail.com>:
>>
>> Hi,
>>>
>>> I have six 1.2, I tried to upgrade it using 'pip install --upgrade
>>> six'', but it' still showing six 1.2.
>>> Any workaround for this?
>>>
>>> Thanks,
>>> Shailvi
>>>
>>>
>>>
>>> On Sun, Jul 13, 2014 at 6:10 PM, Wei-Li Tang <alex...@xinguard.com>
>>> wrote:
>>>
>>>> Hello,
>>>>
>>>> What version of six you installed? add_metaclass requires six>=1.4.0.
>>>> How about re-install a new one by pip?
>>>>
>>>>
>>>> 2014-07-14 7:09 GMT+08:00 shailvi shah <shailvi.s...@gmail.com>:
>>>>
>>>>> Hi,
>>>>>
>>>>> I am a beginner with SDN and ryu. In order to develop an SDN app, i
>>>>> was following the tutorial from
>>>>> https://github.com/osrg/ryu/wiki/OpenFlow_Tutorial, to start with.
>>>>>
>>>>> While trying to run 'PYTHONPATH=. ./bin/ryu-manager
>>>>> ryu/app/simple_switch.py' from xterm controller window, I am getting
>>>>> the following
>>>>>
>>>>>
>>>>> Traceback (most recent call last):
>>>>> File "/usr/local/bin/ryu-manager", line 9, in <module>
>>>>> load_entry_point('ryu==3.2', 'console_scripts', 'ryu-manager')()
>>>>> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 343,
>>>>> in load_entry_point
>>>>> return get_distribution(dist).load_entry_point(group, name)
>>>>> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2307,
>>>>> in load_entry_point
>>>>> return ep.load()
>>>>> File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2013,
>>>>> in load
>>>>> entry = __import__(self.module_name, globals(),globals(),
>>>>> ['__name__'])
>>>>> File "/home/ryu/ryu/ryu/cmd/manager.py", line 43, in <module>
>>>>> from ryu.topology import switches
>>>>> File "/home/ryu/ryu/ryu/topology/switches.py", line 32, in <module>
>>>>> from ryu.lib.packet import packet, ethernet, lldp
>>>>> File "/home/ryu/ryu/ryu/lib/packet/__init__.py", line 6, in <module>
>>>>> from . import (ethernet, arp, icmp, icmpv6, ipv4, ipv6, lldp,
>>>>> mpls, packet,
>>>>> File "/home/ryu/ryu/ryu/lib/packet/ethernet.py", line 17, in <module>
>>>>> from . import packet_base
>>>>> File "/home/ryu/ryu/ryu/lib/packet/packet_base.py", line 21, in
>>>>> <module>
>>>>> @six.add_metaclass(abc.ABCMeta)
>>>>> AttributeError: 'module' object has no attribute 'add_metaclass'
>>>>>
>>>>> Google search recommended to install six, that I did, but it's still
>>>>> the same.
>>>>>
>>>>> Any workaround?
>>>>>
>>>>> Thanks,
>>>>> Shailvi
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>>
>>>>> _______________________________________________
>>>>> Ryu-devel mailing list
>>>>> Ryu-devel@lists.sourceforge.net
>>>>> https://lists.sourceforge.net/lists/listinfo/ryu-devel
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Sincerely,
>>>>
>>>> Wei-Li Tang
>>>> RD Engineer, Xinguard Inc.
>>>>
>>>
>>>
>>
>>
>> --
>> Sincerely,
>>
>> Wei-Li Tang
>> RD Engineer, Xinguard Inc.
>>
>
>
--
Sincerely,
Wei-Li Tang
RD Engineer, Xinguard Inc.
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