[MacPorts] #40249: py-obspy @0.8.4_0: update compiler variants

[MacPorts]

#40249: py-obspy @0.8.4_0: update compiler variants
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  Reporter:  Peter.Danecek@…  |      Owner:  macports-tickets@…
      Type:  enhancement      |     Status:  new
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:
Resolution:                   |   Keywords:  haspatch
      Port:  py-obspy         |
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Comment (by larryv@…):

 Replying to [comment:3 Peter.Danecek@…]:
 > Okay, I see now how it would work. A port cannot depend on a specific
 > variant of a port. So once it is already installed, the present
 > version is kept. However, if it is not activated, the version with the
 > correct variant is requested. In some way this makes sense.

 Right. Variants are only passed if dependencies are to be activated.

 > But the above behaviour is quite ugly, inconsistent and misleading. So
 > is there a way to avoid it?

 Do not add variants to `py-obspy`. Users should not be installing it; they
 should be installing the Python-specific subports.

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Ticket URL: <https://trac.macports.org/ticket/40249#comment:4>
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