Address black + isort fbsource linter warnings

Summary: Address black + isort fbsource linter warnings from D20558374 (previous diff)

Reviewed By: nikhilaravi

Differential Revision: D20558373

fbshipit-source-id: d3607de4a01fb24c0d5269634563a7914bddf1c8

tests/test_rasterizer.py

@@ -1,22 +1,17 @@
 # Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
 
 
-import numpy as np
 import unittest
 from pathlib import Path
+
+import numpy as np
 import torch
 from PIL import Image
-
-from pytorch3d.renderer.cameras import (
-    OpenGLPerspectiveCameras,
-    look_at_view_transform,
-)
-from pytorch3d.renderer.mesh.rasterizer import (
-    MeshRasterizer,
-    RasterizationSettings,
-)
+from pytorch3d.renderer.cameras import OpenGLPerspectiveCameras, look_at_view_transform
+from pytorch3d.renderer.mesh.rasterizer import MeshRasterizer, RasterizationSettings
 from pytorch3d.utils.ico_sphere import ico_sphere
 
+
 DATA_DIR = Path(__file__).resolve().parent / "data"
 DEBUG = False  # Set DEBUG to true to save outputs from the tests.
 
@@ -52,9 +47,7 @@ class TestMeshRasterizer(unittest.TestCase):
         )
 
         # Init rasterizer
-        rasterizer = MeshRasterizer(
-            cameras=cameras, raster_settings=raster_settings
-        )
+        rasterizer = MeshRasterizer(cameras=cameras, raster_settings=raster_settings)
 
         ####################################
         # 1. Test rasterizing a single mesh