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

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

Author: pre-commit-ci[bot]

lib/iris/tests/integration/test_netcdf__loadsaveattrs.py

@@ -1022,7 +1022,7 @@ def test_16_localstyle(self, local_attr, origin_style, do_split):
         expected_result = [expect_global, expect_var]
         if do_split and origin_style == "input_global":
             # The result is simply the "other way around"
-            expected_result = expected_result[::-1]
+            expected_result.reverse()
         self.check_roundtrip_results(expected_result)
 
     @pytest.mark.parametrize("testcase", _MATRIX_TESTCASES[:max_param_attrs])

lib/iris/tests/unit/fileformats/nc_load_rules/actions/__init__.py

@@ -140,7 +140,7 @@ def run_testcase(self, warning_regex=None, **testcase_kwargs):
         if self.debug_info:
             print("\nCube:")
             print(cube)
-            print("")
+            print()
         return cube
 
     def _make_testcase_cdl(self, **kwargs):

lib/iris/tests/unit/fileformats/nc_load_rules/actions/test__latlon_dimcoords.py

@@ -133,9 +133,9 @@ def check_result(
         self.assertEqual(1, len(cube.coords(dim_coords=True)))
         (coord,) = coords
         if self.debug_info:
-            print("")
+            print()
             print("DEBUG : result coord =", coord)
-            print("")
+            print()
 
         coord_stdname, coord_longname, coord_units, coord_crs = [
             getattr(coord, name)