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/28109
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-jupyter_sphinx
Subport list:
	- py37-jupyter_sphinx
	- py-jupyter_sphinx
	- py38-jupyter_sphinx
Variants:     None
Revision:     6b39bb227d5836fbbbe3885b6d83e21cdefbf040
Build time:   0:21:30
Author:       Renee Otten <reneeotten at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.12_x86_64-builder #105469
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105469
- ports-10.12_x86_64-builder #105470
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105470
- ports-10.12_x86_64-builder #105471
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105471

-- 
Best regards,
MacPorts Buildbot
https://build.macports.org/