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.
>
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