Add future import.

This commit is contained in:
Itamar Turner-Trauring 2023-03-08 16:48:08 -05:00
parent 3702ad6233
commit b43150ba85

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@ -2,6 +2,8 @@
Tests for allmydata.util.deferredutil.
"""
from __future__ import annotations
from twisted.trial import unittest
from twisted.internet import defer, reactor
from twisted.internet.defer import Deferred