Build Failure on ports-10.12_x86_64: py-yt, py35-matplotlib, py35-yt, py36-matplotlib, py36-yt, py37-matplotlib, py37-yt, py38-yt

[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/28097
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-yt py-petsc4py py-websocket-client py-mpi4py
Subport list:
	- py37-yt
	- py-yt
	- py27-yt
	- py35-yt
	- py36-yt
	- py38-mpi4py
	- py38-websocket-client
	- py38-yt
Variants:     None
Revision:     0958d3e7f83225cc746812cec42a3e63ca0ee25f
Build time:   0:29:49
Author:       Renee Otten <reneeotten at macports.org>

Log from failed builds:
	Building 'py-yt' ... [ERROR] (failed to install dependency 'py37-matplotlib')
	> maintainers: reneeotten at macports.org.
	Building 'py37-yt' ... [ERROR] (failed to install dependency 'py37-matplotlib')
	> maintainers: reneeotten at macports.org.
	Building 'py35-yt' ... [ERROR] (failed to install dependency 'py35-matplotlib')
	> maintainers: reneeotten at macports.org.
	Building 'py36-yt' ... [ERROR] (failed to install dependency 'py36-matplotlib')
	> maintainers: reneeotten at macports.org.
	Building 'py38-yt' ... [ERROR] (failed to calculate dependencies)
	> maintainers: .

Broken ports:
	- py-yt
	- py35-matplotlib
	- py35-yt
	- py36-matplotlib
	- py36-yt
	- py37-matplotlib
	- py37-yt
	- py38-yt

Responsible maintainers:
	- reneeotten at macports.org

Links to individual build jobs:
- ports-10.12_x86_64-builder #105442
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105442
- ports-10.12_x86_64-builder #105443
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105443
- ports-10.12_x86_64-builder #105444
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105444
- ports-10.12_x86_64-builder #105445
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105445
- ports-10.12_x86_64-builder #105446
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105446
- ports-10.12_x86_64-builder #105447
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105447
- ports-10.12_x86_64-builder #105448
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105448
- ports-10.12_x86_64-builder #105449
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/105449

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