diff --git a/watchman/integration/lib/WatchmanTestCase.py b/watchman/integration/lib/WatchmanTestCase.py
index b456a2cb959c..2de3e6ead460 100644
--- a/watchman/integration/lib/WatchmanTestCase.py
+++ b/watchman/integration/lib/WatchmanTestCase.py
@@ -575,7 +575,7 @@ def setDefaultConfiguration(self):
         except unittest.SkipTest:
             pass
 
-    for (transport, encoding, parallel, split, suffix) in matrix:
+    for transport, encoding, parallel, split, suffix in matrix:
         make_class(transport, encoding, suffix, parallel == "parallel", split)
 
     return None
diff --git a/watchman/integration/test_dirname.py b/watchman/integration/test_dirname.py
index 0adffe3d0a97..77667923ce8c 100644
--- a/watchman/integration/test_dirname.py
+++ b/watchman/integration/test_dirname.py
@@ -96,7 +96,7 @@ def test_dirname(self) -> None:
             ["1", 4, []],
         ]
 
-        for (dirname, depth, expect) in tests:
+        for dirname, depth, expect in tests:
             if depth is None:
                 # equivalent to `depth ge 0`
                 term = ["dirname", dirname]
diff --git a/watchman/integration/test_size.py b/watchman/integration/test_size.py
index 0f24a6f5ce10..29854e460f6b 100644
--- a/watchman/integration/test_size.py
+++ b/watchman/integration/test_size.py
@@ -35,7 +35,7 @@ def test_size_expr(self) -> None:
             ["lt", 3, ["empty"]],
         ]
 
-        for (op, operand, expect) in tests:
+        for op, operand, expect in tests:
             res = self.watchmanCommand(
                 "query", root, {"expression": ["size", op, operand], "fields": ["name"]}
             )
diff --git a/watchman/python/tests/tests.py b/watchman/python/tests/tests.py
index eed1c5ef9e87..d2637bf3f3b5 100755
--- a/watchman/python/tests/tests.py
+++ b/watchman/python/tests/tests.py
@@ -131,7 +131,7 @@ def expand_bser_mods(test_class):
     caller_scope = inspect.currentframe().f_back.f_locals
 
     flavors = [(bser, "Bser"), (pybser, "PyBser")]
-    for (mod, suffix) in flavors:
+    for mod, suffix in flavors:
 
         def make_class(mod, suffix):
             subclass_name = test_class.__name__ + suffix
diff --git a/watchman/runtests.py b/watchman/runtests.py
index 40b4fbdd7a0a..d5269c32f6d6 100755
--- a/watchman/runtests.py
+++ b/watchman/runtests.py
@@ -387,6 +387,7 @@ def loadTestsFromModule(self, module, *args, **kw):
 
 tls = threading.local()
 
+
 # Manage printing from concurrent threads
 # http://stackoverflow.com/a/3030755/149111
 class ThreadSafeFile: