[tests] skip dynamo tests when python is 3.12. (#7458)

skip dynamo tests when python is 3.12.

src/diffusers/utils/testing_utils.py

@@ -339,10 +339,15 @@ def deprecate_after_peft_backend(test_case):
     return unittest.skipUnless(not USE_PEFT_BACKEND, "test skipped in favor of PEFT backend")(test_case)
 
 
+def get_python_version():
+    sys_info = sys.version_info
+    major, minor = sys_info.major, sys_info.minor
+    return major, minor
+
+
 def require_python39_or_higher(test_case):
     def python39_available():
-        sys_info = sys.version_info
-        major, minor = sys_info.major, sys_info.minor
+        major, minor = get_python_version()
         return major == 3 and minor >= 9
 
     return unittest.skipUnless(python39_available(), "test requires Python 3.9 or higher")(test_case)

tests/models/test_modeling_common.py

@@ -34,6 +34,7 @@ from diffusers.training_utils import EMAModel
 from diffusers.utils import is_xformers_available, logging
 from diffusers.utils.testing_utils import (
     CaptureLogger,
+    get_python_version,
     require_python39_or_higher,
     require_torch_2,
     require_torch_accelerator_with_training,
@@ -431,6 +432,10 @@ class ModelTesterMixin:
 
     @require_python39_or_higher
     @require_torch_2
+    @unittest.skipIf(
+        get_python_version == (3, 12),
+        reason="Torch Dynamo isn't yet supported for Python 3.12.",
+    )
     def test_from_save_pretrained_dynamo(self):
         init_dict, _ = self.prepare_init_args_and_inputs_for_common()
         inputs = [init_dict, self.model_class]

tests/pipelines/controlnet/test_controlnet.py

@@ -35,6 +35,7 @@ from diffusers.pipelines.controlnet.pipeline_controlnet import MultiControlNetMo
 from diffusers.utils.import_utils import is_xformers_available
 from diffusers.utils.testing_utils import (
     enable_full_determinism,
+    get_python_version,
     load_image,
     load_numpy,
     numpy_cosine_similarity_distance,
@@ -992,6 +993,10 @@ class ControlNetPipelineSlowTests(unittest.TestCase):
 
     @require_python39_or_higher
     @require_torch_2
+    @unittest.skipIf(
+        get_python_version == (3, 12),
+        reason="Torch Dynamo isn't yet supported for Python 3.12.",
+    )
     def test_stable_diffusion_compile(self):
         run_test_in_subprocess(test_case=self, target_func=_test_stable_diffusion_compile, inputs=None)
 

tests/pipelines/test_pipelines.py

@@ -66,6 +66,7 @@ from diffusers.utils.testing_utils import (
     CaptureLogger,
     enable_full_determinism,
     floats_tensor,
+    get_python_version,
     get_tests_dir,
     load_numpy,
     nightly,
@@ -1748,6 +1749,10 @@ class PipelineSlowTests(unittest.TestCase):
 
     @require_python39_or_higher
     @require_torch_2
+    @unittest.skipIf(
+        get_python_version == (3, 12),
+        reason="Torch Dynamo isn't yet supported for Python 3.12.",
+    )
     def test_from_save_pretrained_dynamo(self):
         run_test_in_subprocess(test_case=self, target_func=_test_from_save_pretrained_dynamo, inputs=None)