[llvm] [mlir] [MLIR][Python] reland (narrower) type stub generation (PR #157930)

[Mehdi Amini via llvm-commits]

joker-eph wrote:

It seems that this brought back the verbose logging in the build output:
```
[4707/4761] Generating type stubs using: /usr/bin/python3.10;/home/mamini/.local/lib/python3.10/site-packages/nanobind/stubgen.py;--module;mlir._mlir_libs._mlirPythonTestNanobin...vm-project/build/tools/mlir/python_packages/mlir_core;--recursive;--include-private;--output-dir;/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs
Module "mlir._mlir_libs._mlirPythonTestNanobind" ..
  - importing ..
  - analyzing ..
  - writing stub "/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs/_mlirPythonTestNanobind.pyi" ..
[4709/4761] Generating type stubs using: /usr/bin/python3.10;/home/mamini/.local/lib/python3.10/site-packages/nanobind/stubgen.py;--module;_mlir;-i;/llvm-pr.../tools/mlir/python_packages/mlir_core/mlir/_mlir_libs;--recursive;--include-private;--output-dir;/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs
Module "_mlir" ..
  - importing ..
  - analyzing ..
  - writing stub "/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs/_mlir/ir.pyi" ..
  - writing stub "/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs/_mlir/rewrite.pyi" ..
  - writing stub "/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs/_mlir/passmanager.pyi" ..
  - writing stub "/llvm-project/build/tools/mlir/python/type_stubs/_mlir_libs/_mlir/__init__.pyi" ..
[4760/4761] Running the MLIR regression tests
```

Can you  look into this please?

https://github.com/llvm/llvm-project/pull/157930