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

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

Author: pre-commit-ci[bot]

parcels/fieldset.py

@@ -237,7 +237,9 @@ def from_copernicusmarine(ds: xr.Dataset):
             fields["V"].units = Geographic()
 
             if "W" in ds.data_vars:
-                ds["W"] -= ds["W"]  # Negate W to convert from up positive to down positive (as that's the direction of positive depth)
+                ds["W"] -= ds[
+                    "W"
+                ]  # Negate W to convert from up positive to down positive (as that's the direction of positive depth)
                 fields["W"] = Field("W", ds["W"], grid)
                 fields["UVW"] = VectorField("UVW", fields["U"], fields["V"], fields["W"])
             else: