> On Aug 10, 2016, at 8:44 PM, Lawrence Velázquez <[email protected]> wrote:
> 
>> On Aug 10, 2016, at 9:37 PM, Ryan Schmidt <[email protected]> wrote:
>> 
>>> On Aug 10, 2016, at 1:13 PM, [email protected] wrote:
>>> 
>>> --- contrib/buildbot-test/master.cfg        2016-08-10 18:09:29 UTC (rev 
>>> 151215)
>>> +++ contrib/buildbot-test/master.cfg        2016-08-10 18:13:02 UTC (rev 
>>> 151216)
>>> @@ -368,6 +368,7 @@
>>> 
>>> portbuilder_factory = BuildFactory()
>>> portbuilder_factory.workdir = '../build'
>>> +logdir = "{}/logs".format(portbuilder_factory.workdir)
>> 
>> Is this different from:
>> 
>> logdir = portbuilder_factory.workdir + "/logs"
>> 
>> ?
> 
> Technically, they are different. For instance, if
> portbuilder_factory.workdir were (for some reason) not a string, the
> former would still work but the latter would not.
> 
> Practically, they probably produce the same result.
> 
> But neither is the "right" way:
> 
>    import os
>    logdir = os.path.join(portbuilder_factory.workdir, "logs")

Ok, there are other places where we had used "+" to concatenate strings to make 
paths; we should change them all to use os.path.join.
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