[MacPorts] #37048: weechat: python variants

[MacPorts]

#37048: weechat: python variants
---------------------------+-------------------------
  Reporter:  ryandesign@…  |      Owner:  starkhalo@…
      Type:  defect        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.1.2
Resolution:                |   Keywords:
      Port:  weechat       |
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Comment (by larryv@…):

 If you’re going to go with the regex, this…
 {{{
 set t ""
 }}}
 …is unnecessary. You just need this.
 {{{
 regexp {(^3)?} $s t
 }}}
 If `s` does not begin with “3”, then `t` will be empty.

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Ticket URL: <https://trac.macports.org/ticket/37048#comment:11>
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