Build Failure on ports-10.12_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.12_x86_64
Full logs:    https://build.macports.org/builders/ports-10.12_x86_64-watcher/builds/14803
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-gwpy
Subport list:
	- py27-gwpy
	- py-gwpy
	- py36-gwpy
Variants:     None
Revision:     99673b20b2ffd9b387d9d361fba86b624139d60a
Build time:   0:24:50
Author:       Duncan Macleod <duncan.macleod at ligo.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.12_x86_64-builder #61917
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/61917
- ports-10.12_x86_64-builder #61918
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/61918
- ports-10.12_x86_64-builder #61919
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/61919

-- 
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MacPorts Buildbot
https://build.macports.org/