[MacPorts] #38143: Update py-pep8

[MacPorts]

#38143: Update py-pep8
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 Reporter:  patrik.hartlen@…  |      Owner:  macports-tickets@…
     Type:  update            |     Status:  new
 Priority:  Normal            |  Milestone:
Component:  ports             |    Version:  2.1.3
 Keywords:                    |       Port:  py-pep8
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 I would like to update py-pep8 from 1.4.0 to the latest released version
 1.4.2.
 Portfile patch attached.

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Ticket URL: <https://trac.macports.org/ticket/38143>
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