[tahoe-lafs-trac-stream] [Tahoe-LAFS] #3449: Port remaining interfaces to Python 3

[Tahoe-LAFS]

#3449: Port remaining interfaces to Python 3
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 Reporter:  itamarst  |          Owner:  itamarst
     Type:  defect    |         Status:  new
 Priority:  normal    |      Milestone:  Support Python 3
Component:  unknown   |        Version:  n/a
 Keywords:            |  Launchpad Bug:
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 Specifically, allmydata.introducer.interfaces and a random interface in
 one of the tests.

 Bit out of order, but may as well do the steps while they're top-of-mind.

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Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/3449>
Tahoe-LAFS <https://Tahoe-LAFS.org>
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