[MacPorts] #57436: asciinema: use Python 3.7

[MacPorts]

#57436: asciinema: use Python 3.7
--------------------------+----------------------
  Reporter:  mohd-akram   |      Owner:  larryv
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  asciinema    |
--------------------------+----------------------
Changes (by ryandesign):

 * status:  new => assigned
 * cc: larryv (removed)
 * owner:  (none) => larryv


-- 
Ticket URL: <https://trac.macports.org/ticket/57436#comment:1>
MacPorts <https://www.macports.org/>
Ports system for macOS