[MacPorts] #37578: grass fails to build with tcl / tk 8.6

[MacPorts]

#37578: grass fails to build with tcl / tk 8.6
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  Reporter:  Peter.Danecek@…  |      Owner:  macports-tickets@…
      Type:  defect           |     Status:  new
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:  2.1.2
Resolution:                   |   Keywords:
      Port:  grass            |
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Comment (by g5pw@…):

 I finally found what was the issue. py27-wxpython30 has to be installed,
 and python27 must be selected as python (I had python33). I'll try to
 coerce grass into using python27 and att py27-wxpython30 as a dependency.

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Ticket URL: <https://trac.macports.org/ticket/37578#comment:10>
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