[Mlir-commits] [mlir] [mlir][python] Add `walk` method to PyOperationBase (PR #87962)

[Hideto Ueno]

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@@ -1249,6 +1249,19 @@ void PyOperationBase::writeBytecode(const py::object &fileObject,
                               .str());
 }
 
+void PyOperationBase::walk(py::object callback, bool usePreOrder) {
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uenoku wrote:

Thank you for suggestion!  I changed callback type to `std::function<MlirWalkResult (MlirOperation)>` as well as adding `MlirWalkResult` CAPI and python enums for `MlirWalkResult/MlirWalkOrder`. 

https://github.com/llvm/llvm-project/pull/87962