Merge pull request #16088 from cuba3/dev_cuba3

Maintaining Project Compatibility for Python 3.9 Users Without Upgrade Requirements.

Author: AUTOMATIC1111

modules/torch_utils.py

@@ -20,7 +20,6 @@ def get_param(model) -> torch.nn.Parameter:
 
 def float64(t: torch.Tensor):
     """return torch.float64 if device is not mps or xpu, else return torch.float32"""
-    match t.device.type:
-        case 'mps', 'xpu':
-            return torch.float32
+    if t.device.type in ['mps', 'xpu']:
+        return torch.float32
     return torch.float64