Build Failure on ports-10.12_x86_64: py-jupyterlab

[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/21917
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-pandas py-jupyterlab
Subport list:
	- py-jupyterlab
	- py27-pandas
	- py-pandas
	- py34-pandas
	- py35-pandas
	- py36-jupyterlab
	- py36-pandas
	- py37-jupyterlab
	- py37-pandas
Variants:     None
Revision:     170e6c8920daf463bbdfa6c359ba2415fb315290
Build time:   2:08:38
Author:       Andrew Stromnov <stromnov at macports.org>

Log from failed builds:
	Building 'py-jupyterlab' ... [ERROR] (failed to calculate dependencies)
	> maintainers: stromnov at macports.org.

Broken ports:
	- py-jupyterlab

Responsible maintainers:
	- stromnov at macports.org

Links to individual build jobs:
- ports-10.12_x86_64-builder #86937
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86937
- ports-10.12_x86_64-builder #86938
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86938
- ports-10.12_x86_64-builder #86939
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86939
- ports-10.12_x86_64-builder #86940
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86940
- ports-10.12_x86_64-builder #86941
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86941
- ports-10.12_x86_64-builder #86942
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86942
- ports-10.12_x86_64-builder #86943
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86943
- ports-10.12_x86_64-builder #86944
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86944
- ports-10.12_x86_64-builder #86945
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/86945

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