style: remove needless trailing commas

3 files changed, 3 insertions, 3 deletions

diff --git a/coverage/types.py b/coverage/types.py
index 3d21ac9d..b8135d05 100644
--- a/coverage/types.py
+++ b/coverage/types.py
@@ -161,7 +161,7 @@ class TPlugin(Protocol):
 
 class TWarnFn(Protocol):
     """A callable warn() function."""
-    def __call__(self, msg: str, slug: Optional[str] = None, once: bool = False,) -> None:
+    def __call__(self, msg: str, slug: Optional[str] = None, once: bool = False) -> None:
         ...
 
 
diff --git a/tests/test_parser.py b/tests/test_parser.py
index 8009ce51..f74420b5 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -533,7 +533,7 @@ def test_ast_dump() -> None:
             num_lines = len(source.splitlines())
             with warnings.catch_warnings():
                 # stress_phystoken.tok has deprecation warnings, suppress them.
-                warnings.filterwarnings("ignore", message=r".*invalid escape sequence",)
+                warnings.filterwarnings("ignore", message=r".*invalid escape sequence")
                 ast_root = ast.parse(source)
         result: List[str] = []
         ast_dump(ast_root, print=result.append)
diff --git a/tests/test_phystokens.py b/tests/test_phystokens.py
index 5807f00d..2f1f7307 100644
--- a/tests/test_phystokens.py
+++ b/tests/test_phystokens.py
@@ -103,7 +103,7 @@ class PhysTokensTest(CoverageTest):
         # Check the tokenization of the stress-test files.
         # And check that those files haven't been incorrectly "fixed".
         with warnings.catch_warnings():
-            warnings.filterwarnings("ignore", message=r".*invalid escape sequence",)
+            warnings.filterwarnings("ignore", message=r".*invalid escape sequence")
 
             stress = os.path.join(TESTS_DIR, fname)
             self.check_file_tokenization(stress)