[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

source/tests/pt/test_make_stat_input.py

@@ -87,8 +87,8 @@ def test_make_stat_input(self):
         )
 
     def test_make_stat_input_nocomplete(self):
-        #missing element:13,31,37
-        #only one frame would be count
+        # missing element:13,31,37
+        # only one frame would be count
 
         lst = make_stat_input(
             datasets=self.datasets,
@@ -141,5 +141,6 @@ def test_bias(self):
                         f"relative difference {rel_diff:.2%} is too large",
                     )
 
+
 if __name__ == "__main__":
     unittest.main()