[MacPorts] #56875: Add Python 3.7 to py-sphinx

[MacPorts]

#56875: Add Python 3.7 to py-sphinx
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 Reporter:  radarhere    |      Owner:  jmroot
     Type:  enhancement  |     Status:  assigned
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:
 Keywords:               |       Port:  py-sphinx
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 If a Python 3.7 subport could be added to py-sphinx, that would be good.
 Thanks

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Ticket URL: <https://trac.macports.org/ticket/56875>
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