5394 enable py311 tests (#7182)

Fixes #5394


### Types of changes
<!--- Put an `x` in all the boxes that apply, and remove the not
applicable items -->
- [x] Non-breaking change (fix or new feature that would not break
existing functionality).
- [ ] Breaking change (fix or new feature that would cause existing
functionality to change).
- [ ] New tests added to cover the changes.
- [ ] Integration tests passed locally by running `./runtests.sh -f -u
--net --coverage`.
- [ ] Quick tests passed locally by running `./runtests.sh --quick
--unittests --disttests`.
- [ ] In-line docstrings updated.
- [ ] Documentation updated, tested `make html` command in the `docs/`
folder.

---------

Signed-off-by: Wenqi Li <[email protected]>

Author: wyli

tests/utils.py

@@ -724,22 +724,16 @@ def test_script_save(net, *inputs, device=None, rtol=1e-4, atol=0.0):
     """
     # TODO: would be nice to use GPU if available, but it currently causes CI failures.
     device = "cpu"
-    try:
-        with tempfile.TemporaryDirectory() as tempdir:
-            convert_to_torchscript(
-                model=net,
-                filename_or_obj=os.path.join(tempdir, "model.ts"),
-                verify=True,
-                inputs=inputs,
-                device=device,
-                rtol=rtol,
-                atol=atol,
-            )
-    except (RuntimeError, AttributeError):
-        if sys.version_info.major == 3 and sys.version_info.minor == 11:
-            warnings.warn("skipping py 3.11")
-            return
-        raise
+    with tempfile.TemporaryDirectory() as tempdir:
+        convert_to_torchscript(
+            model=net,
+            filename_or_obj=os.path.join(tempdir, "model.ts"),
+            verify=True,
+            inputs=inputs,
+            device=device,
+            rtol=rtol,
+            atol=atol,
+        )
 
 
 def test_onnx_save(net, *inputs, device=None, rtol=1e-4, atol=0.0):
@@ -753,23 +747,17 @@ def test_onnx_save(net, *inputs, device=None, rtol=1e-4, atol=0.0):
     # TODO: would be nice to use GPU if available, but it currently causes CI failures.
     device = "cpu"
     _, has_onnxruntime = optional_import("onnxruntime")
-    try:
-        with tempfile.TemporaryDirectory() as tempdir:
-            convert_to_onnx(
-                model=net,
-                filename=os.path.join(tempdir, "model.onnx"),
-                verify=True,
-                inputs=inputs,
-                device=device,
-                use_ort=has_onnxruntime,
-                rtol=rtol,
-                atol=atol,
-            )
-    except (RuntimeError, AttributeError):
-        if sys.version_info.major == 3 and sys.version_info.minor == 11:
-            warnings.warn("skipping py 3.11")
-            return
-        raise
+    with tempfile.TemporaryDirectory() as tempdir:
+        convert_to_onnx(
+            model=net,
+            filename=os.path.join(tempdir, "model.onnx"),
+            verify=True,
+            inputs=inputs,
+            device=device,
+            use_ort=has_onnxruntime,
+            rtol=rtol,
+            atol=atol,
+        )
 
 
 def download_url_or_skip_test(*args, **kwargs):