Remove duplication.
diff --git a/Lib/threading.py b/Lib/threading.py
index d260983..6653f6e 100644
--- a/Lib/threading.py
+++ b/Lib/threading.py
@@ -435,7 +435,7 @@
# to be cyclic. Threads are not allowed into it until it has fully drained
# since the previous cycle. In addition, a 'resetting' state exists which is
# similar to 'draining' except that threads leave with a BrokenBarrierError,
-# and a 'broken' state in which all threads get get the exception.
+# and a 'broken' state in which all threads get the exception.
class Barrier(_Verbose):
"""
Barrier. Useful for synchronizing a fixed number of threads