[tahoe-lafs-trac-stream] [Tahoe-LAFS] #3623: A new Twisted release can turn CI red

[Tahoe-LAFS]

#3623: A new Twisted release can turn CI red
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 Reporter:  exarkun  |          Owner:
     Type:  defect   |         Status:  new
 Priority:  normal   |      Milestone:  undecided
Component:  unknown  |        Version:  n/a
 Keywords:           |  Launchpad Bug:
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 The CI build environment allows the newest Twisted release in.  However,
 in the case of 21.2.0, this release is incompatible with our typechecks
 job.

 Pin Twisted within a known-working range for the purposes of CI.

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Ticket URL: <https://tahoe-lafs.org/trac/tahoe-lafs/ticket/3623>
Tahoe-LAFS <https://Tahoe-LAFS.org>
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