Fix lint.

tests/misc/test_split.py

@@ -131,9 +131,10 @@ class TestSplit:
 
     @pytest.fixture(params=_parse_split_test_data_str())
     def split_test_case(self, request):
-        """
-        Fixture that will automatically parametrize all tests the depend on it
-        using the parsed test case data.
+        """Fixture to automatically parametrize all depending tests.
+
+        It will use the test data from test_data_str, parsed using
+        _parse_split_test_data_str().
         """
         return request.param
 

tests/utils/overflow_test_cases.py

@@ -50,9 +50,9 @@ BAD_VALUES = {
 
 
 def iter_good_values():
-    """
-    Yields pairs of (c data type, value) which should pass overflow
-    checking.
+    """Yield "good" (C data type, value) tuples.
+
+    Those should pass overflow checking.
     """
     for ctype, values in GOOD_VALUES.items():
         for value in values:
@@ -60,10 +60,10 @@ def iter_good_values():
 
 
 def iter_bad_values():
-    """
-    Yields pairs of (c type, value, repl) for values which don't pass
-    overflow checking, and a value they should be replaced with if overflow
-    checking should not be fatal.
+    """Yield pairs of "bad" (C type, value, repl) tuples.
+
+    Theose should not pass overflow checking. The third value is the value they
+    should be replaced with if overflow checking should not be fatal.
     """
     for ctype, values in BAD_VALUES.items():
         for value, repl in values:

tests/utils/test_qtutils.py

@@ -29,8 +29,8 @@ import overflow_test_cases
 
 
 class TestCheckOverflow:
-    """Test check_overflow.
-    """
+
+    """Test check_overflow."""
 
     @pytest.mark.parametrize('ctype, val',
                              overflow_test_cases.iter_good_values())
@@ -55,6 +55,7 @@ class TestCheckOverflow:
 
 
 class TestGetQtArgs:
+
     """Tests for get_args."""
 
     @pytest.fixture