Format Python code with psf/black push (#341)

There appear to be some python formatting errors in
fde6af2. This pull request
uses the [psf/black](https://github.com/psf/black) formatter to fix
these issues.

tests/fixtures/architectures.py

@@ -31,20 +31,19 @@ def unet_architecture():
     )
 
 
-
 @pytest.fixture()
 def unet_3d_architecture():
     yield CNNectomeUNetConfig(
-            name="tmp_unet_3d_architecture",
-            input_shape=(188, 188, 188),
-            eval_shape_increase=(72, 72, 72),
-            fmaps_in=1,
-            num_fmaps=6,
-            fmaps_out=6,
-            fmap_inc_factor=2,
-            downsample_factors=[(2, 2, 2), (2, 2, 2), (2, 2, 2)],
-            constant_upsample=True,
-        )
+        name="tmp_unet_3d_architecture",
+        input_shape=(188, 188, 188),
+        eval_shape_increase=(72, 72, 72),
+        fmaps_in=1,
+        num_fmaps=6,
+        fmaps_out=6,
+        fmap_inc_factor=2,
+        downsample_factors=[(2, 2, 2), (2, 2, 2), (2, 2, 2)],
+        constant_upsample=True,
+    )
 
 
 def unet_architecture_builder(batch_norm, upsample, use_attention, three_d):

tests/fixtures/tasks.py

@@ -35,9 +35,10 @@ def onehot_task():
         classes=["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l"],
     )
 
+
 @pytest.fixture()
 def six_onehot_task():
     yield OneHotTaskConfig(
         name="one_hot_task",
         classes=["a", "b", "c", "d", "e", "f"],
-    )
+    )

tests/operations/test_validate.py

@@ -104,7 +104,9 @@ def test_validate_run(
 @pytest.mark.parametrize("datasplit", [lf("six_class_datasplit")])
 @pytest.mark.parametrize("task", [lf("distance_task"), lf("six_onehot_task")])
 @pytest.mark.parametrize("trainer", [lf("gunpowder_trainer")])
-@pytest.mark.parametrize("architecture", [lf("unet_architecture"), lf("unet_3d_architecture")])
+@pytest.mark.parametrize(
+    "architecture", [lf("unet_architecture"), lf("unet_3d_architecture")]
+)
 def test_validate_unet(datasplit, task, trainer, architecture):
     store = create_config_store()
     weights_store = create_weights_store()