Build Failure on ports-10.6_i386_legacy: holoviews, py37-pyobjc-cocoa

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.6_i386_legacy
Full logs:    https://build.macports.org/builders/ports-10.6_i386_legacy-watcher/builds/24208
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    holoviews
Subport list:
	- holoviews
Variants:     None
Revision:     5fc02f0e563c3d31cc3cef64039ebd22bd096568
Build time:   0:05:06
Author:       Marius Schamschula <mps at macports.org>

Log from failed builds:
	Building 'holoviews' ... [ERROR] (failed to install dependency 'py37-pyobjc-cocoa')
	> maintainers: mps at macports.org.

Broken ports:
	- holoviews
	- py37-pyobjc-cocoa

Responsible maintainers:
	- mps at macports.org

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #64118
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/64118

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