Use torch.testing.assert_close in test_transforms_tensor.py (#3885)

Co-authored-by: Philip Meier <github.pmeier@posteo.de>

test/test_transforms_tensor.py

@@ -10,6 +10,7 @@ import unittest
 from typing import Sequence
 
 from common_utils import TransformsTester, get_tmp_dir, int_dtypes, float_dtypes
+from _assert_utils import assert_equal
 
 
 NEAREST, BILINEAR, BICUBIC = InterpolationMode.NEAREST, InterpolationMode.BILINEAR, InterpolationMode.BICUBIC
@@ -38,7 +39,7 @@ class Tester(TransformsTester):
         out1 = transform(tensor)
         torch.manual_seed(12)
         out2 = s_transform(tensor)
-        self.assertTrue(out1.equal(out2), msg=msg)
+        assert_equal(out1, out2, msg=msg)
 
     def _test_transform_vs_scripted_on_batch(self, transform, s_transform, batch_tensors, msg=None):
         torch.manual_seed(12)
@@ -48,11 +49,11 @@ class Tester(TransformsTester):
             img_tensor = batch_tensors[i, ...]
             torch.manual_seed(12)
             transformed_img = transform(img_tensor)
-            self.assertTrue(transformed_img.equal(transformed_batch[i, ...]), msg=msg)
+            assert_equal(transformed_img, transformed_batch[i, ...], msg=msg)
 
         torch.manual_seed(12)
         s_transformed_batch = s_transform(batch_tensors)
-        self.assertTrue(transformed_batch.equal(s_transformed_batch), msg=msg)
+        assert_equal(transformed_batch, s_transformed_batch, msg=msg)
 
     def _test_class_op(self, method, meth_kwargs=None, test_exact_match=True, **match_kwargs):
         if meth_kwargs is None:
@@ -75,7 +76,7 @@ class Tester(TransformsTester):
 
         torch.manual_seed(12)
         transformed_tensor_script = scripted_fn(tensor)
-        self.assertTrue(transformed_tensor.equal(transformed_tensor_script))
+        assert_equal(transformed_tensor, transformed_tensor_script)
 
         batch_tensors = self._create_data_batch(height=23, width=34, channels=3, num_samples=4, device=self.device)
         self._test_transform_vs_scripted_on_batch(f, scripted_fn, batch_tensors)
@@ -270,8 +271,11 @@ class Tester(TransformsTester):
         self.assertEqual(len(transformed_t_list), len(transformed_t_list_script))
         self.assertEqual(len(transformed_t_list_script), out_length)
         for transformed_tensor, transformed_tensor_script in zip(transformed_t_list, transformed_t_list_script):
-            self.assertTrue(transformed_tensor.equal(transformed_tensor_script),
-                            msg="{} vs {}".format(transformed_tensor, transformed_tensor_script))
+            assert_equal(
+                transformed_tensor,
+                transformed_tensor_script,
+                msg="{} vs {}".format(transformed_tensor, transformed_tensor_script),
+            )
 
         # test for class interface
         fn = getattr(T, method)(**meth_kwargs)
@@ -289,8 +293,11 @@ class Tester(TransformsTester):
             torch.manual_seed(12)
             transformed_img_list = fn(img_tensor)
             for transformed_img, transformed_batch in zip(transformed_img_list, transformed_batch_list):
-                self.assertTrue(transformed_img.equal(transformed_batch[i, ...]),
-                                msg="{} vs {}".format(transformed_img, transformed_batch[i, ...]))
+                assert_equal(
+                    transformed_img,
+                    transformed_batch[i, ...],
+                    msg="{} vs {}".format(transformed_img, transformed_batch[i, ...]),
+                )
 
         with get_tmp_dir() as tmp_dir:
             scripted_fn.save(os.path.join(tmp_dir, "t_op_list_{}.pt".format(method)))
@@ -505,7 +512,7 @@ class Tester(TransformsTester):
         transformed_batch = fn(batch_tensors)
         torch.manual_seed(12)
         s_transformed_batch = scripted_fn(batch_tensors)
-        self.assertTrue(transformed_batch.equal(s_transformed_batch))
+        assert_equal(transformed_batch, s_transformed_batch)
 
         with get_tmp_dir() as tmp_dir:
             scripted_fn.save(os.path.join(tmp_dir, "t_norm.pt"))
@@ -525,7 +532,7 @@ class Tester(TransformsTester):
         transformed_tensor = transforms(tensor)
         torch.manual_seed(12)
         transformed_tensor_script = scripted_fn(tensor)
-        self.assertTrue(transformed_tensor.equal(transformed_tensor_script), msg="{}".format(transforms))
+        assert_equal(transformed_tensor, transformed_tensor_script, msg="{}".format(transforms))
 
         t = T.Compose([
             lambda x: x,
@@ -551,7 +558,7 @@ class Tester(TransformsTester):
         transformed_tensor = transforms(tensor)
         torch.manual_seed(12)
         transformed_tensor_script = scripted_fn(tensor)
-        self.assertTrue(transformed_tensor.equal(transformed_tensor_script), msg="{}".format(transforms))
+        assert_equal(transformed_tensor, transformed_tensor_script, msg="{}".format(transforms))
 
         if torch.device(self.device).type == "cpu":
             # Can't check this twice, otherwise