[MacPorts] #57767: py36-graph-tool uses incorrect python version 2.7

[MacPorts]

#57767: py36-graph-tool uses incorrect python version 2.7
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  Reporter:  ssllmit              |      Owner:  count0
      Type:  defect               |     Status:  assigned
  Priority:  Normal               |  Milestone:
 Component:  ports                |    Version:  2.5.4
Resolution:                       |   Keywords:
      Port:  py-graph-tool boost  |
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Comment (by ryandesign):

 Replying to [comment:8 ssllmit]:
 > I tried the suggestion of adding {{{+python37}}} to
 {{{/opt/local/etc/macports/variants.conf}}}, but this causes breakage of
 many ports.

 It should work. Without further information from you about the nature of
 this breakage, we can't do anything to fix it.

-- 
Ticket URL: <https://trac.macports.org/ticket/57767#comment:9>
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