[MacPorts] #51957: py27-matplotlib @1.5.2_0+cairo+tkinter fails to upgrade: cairo dependency

[MacPorts]

#51957: py27-matplotlib @1.5.2_0+cairo+tkinter fails to upgrade: cairo dependency
----------------------------+--------------------
  Reporter:  p.bro@…        |      Owner:  sean@…
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.3.4
Resolution:                 |   Keywords:
      Port:  py-matplotlib  |
----------------------------+--------------------

Comment (by mmoll@…):

 I committed a partial fix in r153680 that at least tells people what is
 going wrong and how they should fix it. Not sure how to do this
 automatically.

-- 
Ticket URL: <https://trac.macports.org/ticket/51957#comment:9>
MacPorts <https://www.macports.org/>
Ports system for the Mac operating system