[Mlir-commits] [mlir] [MLIR][Python] Make traits declarative in python-defined operations (PR #180748)

[Rolf Morel]

================
@@ -225,6 +227,14 @@ def __init_subclass__(cls, *, name: str = None, **kwargs):
 
         cls._fields = fields
 
+        traits = traits or []
+
+        for base in cls.__bases__:
+            if hasattr(base, "_traits"):
+                traits = base._traits + traits
+
+        cls._traits = traits
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rolfmorel wrote:

The `name` parameter we just attach as `Op.name`, right? It would make sense to me to do the same for traits, i.e. `Op.traits` instead of `Op._traits`. (And for interfaces, though that's another PR.)

https://github.com/llvm/llvm-project/pull/180748