can't upgrade py27-zmq

[Sean Farley]

Comer Duncan <comer.duncan at gmail.com> writes:

> I have today run across a failure to update py27-zmq.  The output seems
> non-instructive so I am hoping to get some help.  I paste the output of my
> attempt here:
>
> comermacpro:MarkFiniteDiffDerivativs comerduncan$ sudo port upgrade py27-zmq

Ah, there's your problem: finite difference. All the cool kids use
finite elements!