[MacPorts] #63458: python37 @3.7.12_0 can't build py37-setuptools on 10.4 or 10.5

[MacPorts]

#63458: python37 @3.7.12_0 can't build py37-setuptools on 10.4 or 10.5
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  Reporter:  fhgwright  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  python37   |
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Comment (by khepler):

 When running the failing command manually, I receive the error:

 {{{
 [xserve:py37-setuptools/work/setuptools-59.4.0] khepler%
 /opt/local/Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7
 -m build --wheel --no-isolation --outdir
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports
 .org_release_tarballs_ports_python_py-setuptools/py37-setuptools/work
 --skip-dependency-check
 /opt/local/Library/Frameworks/Python.framework/Versions/3.7/bin/python3.7:
 No module named build

 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/63458#comment:3>
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