diff --git a/test/lib/mayaUsd/render/mayaToHydra/testStageVariants.py b/test/lib/mayaUsd/render/mayaToHydra/testStageVariants.py
index 1284712a5a..4fd09d3842 100644
--- a/test/lib/mayaUsd/render/mayaToHydra/testStageVariants.py
+++ b/test/lib/mayaUsd/render/mayaToHydra/testStageVariants.py
@@ -46,9 +46,9 @@ def test_UsdStageVariants(self):
         
         #Check geometry variant
         rootPrim = shapeStage.GetPrimAtPath('/Cubes')
-        self.assertFalse(rootPrim== None)
+        self.assertIsNotNone(rootPrim)
         modVariant = rootPrim.GetVariantSet('modelingVariant')
-        self.assertFalse(modVariant== None)
+        self.assertIsNotNone(modVariant)
         self.assertEqual(modVariant.GetVariantSelection(), 'OneCube')
 
         #Select the USD Cubes to see the selection highlight
@@ -57,40 +57,41 @@ def test_UsdStageVariants(self):
             usdUtils.createUfePathSegment("/Cubes")])
         cubesItems = ufe.Hierarchy.createItem(cubesPath)
         self.assertIsNotNone(cubesItems)
-        ufe.GlobalSelection.get().clear()
-        ufe.GlobalSelection.get().append(cubesItems)
+        ufeGlobalSel =  ufe.GlobalSelection.get()
+        ufeGlobalSel.clear()
+        ufeGlobalSel.append(cubesItems)
         self.assertSnapshotClose("oneCube.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
-        ufe.GlobalSelection.get().clear()
+        ufeGlobalSel.clear()
         
         modVariant.SetVariantSelection('TwoCubes')
         self.assertEqual(modVariant.GetVariantSelection(), 'TwoCubes')
-        ufe.GlobalSelection.get().append(cubesItems)
+        ufeGlobalSel.append(cubesItems)
         self.assertSnapshotClose("twoCubes.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
-        ufe.GlobalSelection.get().clear()
+        ufeGlobalSel.clear()
         
         modVariant.SetVariantSelection('ThreeCubes')
         self.assertEqual(modVariant.GetVariantSelection(), 'ThreeCubes')
-        ufe.GlobalSelection.get().append(cubesItems)
+        ufeGlobalSel.append(cubesItems)
         self.assertSnapshotClose("threeCubes.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
-        ufe.GlobalSelection.get().clear()
+        ufeGlobalSel.clear()
         
         #Check displacement variant for CubeOne (not an actual displacement but a different transform)
         cube1Prim = shapeStage.GetPrimAtPath('/Cubes/Geom/CubeOne')
-        self.assertFalse(cube1Prim== None)
+        self.assertIsNotNone(cube1Prim)
         displacementVariant = cube1Prim.GetVariantSet('displacement')
-        self.assertFalse(displacementVariant== None)
+        self.assertIsNotNone(displacementVariant)
         self.assertEqual(displacementVariant.GetVariantSelection(), 'none')
         displacementVariant .SetVariantSelection('moved')
         self.assertEqual(displacementVariant.GetVariantSelection(), 'moved')
-        ufe.GlobalSelection.get().append(cubesItems)
+        ufeGlobalSel.append(cubesItems)
         self.assertSnapshotClose("threeCubesWithDisplacement.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
-        ufe.GlobalSelection.get().clear()
+        ufeGlobalSel.clear()
 
         #Check if it works when the prims are instanceable
         cube2Prim = shapeStage.GetPrimAtPath('/Cubes/Geom/CubeTwo')
-        self.assertFalse(cube2Prim== None)
+        self.assertIsNotNone(cube2Prim)
         cube3Prim = shapeStage.GetPrimAtPath('/Cubes/Geom/CubeThree')
-        self.assertFalse(cube3Prim== None)
+        self.assertIsNotNone(cube3Prim)
         cube1Prim.SetInstanceable(True)
         self.assertTrue(cube1Prim.IsInstanceable())
         cube2Prim.SetInstanceable(True)
@@ -99,20 +100,20 @@ def test_UsdStageVariants(self):
         self.assertTrue(cube3Prim.IsInstanceable())
         modVariant.SetVariantSelection('OneCube')
         self.assertEqual(modVariant.GetVariantSelection(), 'OneCube')
-        ufe.GlobalSelection.get().append(cubesItems)
+        ufeGlobalSel.append(cubesItems)
         self.assertSnapshotClose("oneCubeInstanceable.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
-        ufe.GlobalSelection.get().clear()
+        ufeGlobalSel.clear()
 
         #Enable the following tests when HYDRA-820 is fixed
         #modVariant.SetVariantSelection('TwoCubes')
         #self.assertEqual(modVariant.GetVariantSelection(), 'TwoCubes')
-        #ufe.GlobalSelection.get().append(cubesItems)
+        #ufeGlobalSel.append(cubesItems)
         #self.assertSnapshotClose("twoCubesInstanceable.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
-        #ufe.GlobalSelection.get().clear()
+        #ufeGlobalSel.clear()
 
         #modVariant.SetVariantSelection('ThreeCubes')
         #self.assertEqual(modVariant.GetVariantSelection(), 'ThreeCubes')
-        #ufe.GlobalSelection.get().append(cubesItems) 
+        #ufeGlobalSel.append(cubesItems) 
         #self.assertSnapshotClose("threeCubesInstanceable.png", self.IMAGE_DIFF_FAIL_THRESHOLD, self.IMAGE_DIFF_FAIL_PERCENT)
 
 if __name__ == '__main__':