urlopen, six, and py2

[Fabien]

On 03/02/2016 03:35 PM, Matt Wheeler wrote:
> I agree that six should probably handle this,

Thank you Matt and Chris for your answers. Do you think I should open an 
issue on six? It sounds unlikely that I am the first one having this 
problem...

(until this difference with urlopen I have found six to be extremely 
good at helping not caring about python versions at all)