Issue #21346: Fix typos in test_itertools.  Patch by Brian Kearns.
diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py
index db9f437..7233e7c 100644
--- a/Lib/test/test_itertools.py
+++ b/Lib/test/test_itertools.py
@@ -274,7 +274,7 @@
                     self.assertEqual(result, list(permutations(values, None))) # test r as None
                     self.assertEqual(result, list(permutations(values)))       # test default r
 
-    @test_support.impl_detail("tuple resuse is CPython specific")
+    @test_support.impl_detail("tuple reuse is specific to CPython")
     def test_permutations_tuple_reuse(self):
         self.assertEqual(len(set(map(id, permutations('abcde', 3)))), 1)
         self.assertNotEqual(len(set(map(id, list(permutations('abcde', 3))))), 1)
@@ -536,7 +536,7 @@
                          zip('abc', 'def'))
 
     @test_support.impl_detail("tuple reuse is specific to CPython")
-    def test_izip_tuple_resuse(self):
+    def test_izip_tuple_reuse(self):
         ids = map(id, izip('abc', 'def'))
         self.assertEqual(min(ids), max(ids))
         ids = map(id, list(izip('abc', 'def')))