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

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

Author: pre-commit-ci[bot]

parcels/__init__.py

@@ -2,6 +2,8 @@
 
 __version__ = version
 
+import warnings
+
 from parcels.application_kernels import *
 from parcels.field import *
 from parcels.fieldset import *
@@ -11,7 +13,6 @@
 from parcels.particlefile import *
 from parcels.particleset import *
 from parcels.tools import *
-import warnings
 
 warnings.warn(
     "This is an alpha version of Parcels v4. The API is not stable and may change without deprecation warnings.",