[MacPorts] #61591: py27-gobject @2.28.7. Build fails on Big Sur: Undefined symbols for architecture x86_64: "_PyCObject_AsVoidPtr" and others

[MacPorts]

#61591: py27-gobject @2.28.7. Build fails on Big Sur: Undefined symbols for
architecture x86_64:   "_PyCObject_AsVoidPtr" and others
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  Reporter:  kencu                    |      Owner:  (none)
      Type:  defect                   |     Status:  new
  Priority:  Normal                   |  Milestone:
 Component:  ports                    |    Version:
Resolution:                           |   Keywords:  bigsur
      Port:  py27-gobject py-gobject  |
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Comment (by kencu):

 py38-gobject fails identically. log attached.

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Ticket URL: <https://trac.macports.org/ticket/61591#comment:2>
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