[MacPorts] #66803: py310-contourpy @1.0.7: TypeError: expected string or bytes-like object

[MacPorts]

#66803: py310-contourpy @1.0.7: TypeError: expected string or bytes-like object
---------------------------+------------------------
  Reporter:  sgrewe        |      Owner:  reneeotten
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.1
Resolution:                |   Keywords:
      Port:  py-contourpy  |
---------------------------+------------------------

Comment (by sgrewe):

 Strangely,
 ```sudo port clean --all py311-contourpy && sudo port -dvs install
 py311-contourpy``` is now working again, but
 ```sudo port clean --all py311-contourpy && sudo port -dvs install
 py311-contourpy``` is not working.
 {{{main.log}}} attached

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Ticket URL: <https://trac.macports.org/ticket/66803#comment:5>
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