*shakes fist at isort*.

sdks/python/apache_beam/runners/dask/dask_runner.py

@@ -21,10 +21,9 @@
 transformations across processes and workers via Dask distributed's
 scheduler.
 """
-import dataclasses
-
 import argparse
 import collections
+import dataclasses
 import typing as t
 
 from apache_beam import pvalue

sdks/python/apache_beam/runners/dask/overrides.py

@@ -15,7 +15,6 @@
 # limitations under the License.
 #
 import dataclasses
-
 import typing as t
 
 import apache_beam as beam

sdks/python/apache_beam/runners/dask/transform_evaluator.py

@@ -20,15 +20,14 @@
 A minimum set of operation substitutions, to adap Beam's PTransform model
 to Dask Bag functions.
 """
-import dataclasses
-from dataclasses import field
-
 import abc
-import dask.bag as db
+import dataclasses
 import math
 import typing as t
+from dataclasses import field
 
 import apache_beam
+import dask.bag as db
 from apache_beam import DoFn
 from apache_beam import TaggedOutput
 from apache_beam.pipeline import AppliedPTransform