[Mlir-commits] [llvm] [mlir] [mlir python] Add nanobind support for standalone dialects. (PR #117922)

[Maksim Levental]

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@@ -644,9 +652,16 @@ function(add_mlir_python_extension libname extname)
   # The actual extension library produces a shared-object or DLL and has
   # sources that must be compiled in accordance with pybind11 needs (RTTI and
   # exceptions).
-  pybind11_add_module(${libname}
-    ${ARG_SOURCES}
-  )
+  if(NOT DEFINED ARG_PYTHON_BINDINGS_LIBRARY OR ARG_PYTHON_BINDINGS_LIBRARY STREQUAL "pybind11")
+    pybind11_add_module(${libname}
+      ${ARG_SOURCES}
+    )
+  elseif(ARG_PYTHON_BINDINGS_LIBRARY STREQUAL "nanobind")
+    nanobind_add_module(${libname}
+      NB_DOMAIN mlir
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makslevental wrote:

I was imagining this would be an arg (that naturally defaulted to `mlir`) so that downstream users could set this to whatever they wanted (if they wanted).

https://github.com/llvm/llvm-project/pull/117922