[Mlir-commits] [mlir] [Python] Bump MLIR Python minimum version to 3.10 (PR #163499)

[Maksim Levental]

https://github.com/makslevental updated https://github.com/llvm/llvm-project/pull/163499

>From 0c714232d98e3b1da46e153baa8d7c65d6915f61 Mon Sep 17 00:00:00 2001
From: makslevental <maksim.levental at gmail.com>
Date: Tue, 14 Oct 2025 22:16:02 -0700
Subject: [PATCH] [Python] Bump MLIR Python minimum version to 3.10

---
 mlir/cmake/modules/MLIRDetectPythonEnv.cmake | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/mlir/cmake/modules/MLIRDetectPythonEnv.cmake b/mlir/cmake/modules/MLIRDetectPythonEnv.cmake
index fb0fbf3457ade..098d12aedeb91 100644
--- a/mlir/cmake/modules/MLIRDetectPythonEnv.cmake
+++ b/mlir/cmake/modules/MLIRDetectPythonEnv.cmake
@@ -1,5 +1,6 @@
 # Macros and functions related to detecting details of the Python environment.
 
+set(MLIR_MINIMUM_PYTHON_VERSION 3.10)
 # Finds and configures python packages needed to build MLIR Python bindings.
 macro(mlir_configure_python_dev_packages)
   if(NOT MLIR_DISABLE_CONFIGURE_PYTHON_DEV_PACKAGES)
@@ -8,7 +9,7 @@ macro(mlir_configure_python_dev_packages)
       # package. This seems to work around cmake bugs searching only for
       # Development.Module in some environments. However, in other environments
       # it may interfere with the subsequent search for Development.Module.
-      find_package(Python3 ${LLVM_MINIMUM_PYTHON_VERSION}
+      find_package(Python3 ${MLIR_MINIMUM_PYTHON_VERSION}
         COMPONENTS Interpreter Development)
     endif()
 
@@ -19,7 +20,7 @@ macro(mlir_configure_python_dev_packages)
     # See https://pybind11.readthedocs.io/en/stable/compiling.html#findpython-mode
     set(_python_development_component Development.Module)
 
-    find_package(Python3 ${LLVM_MINIMUM_PYTHON_VERSION}
+    find_package(Python3 ${MLIR_MINIMUM_PYTHON_VERSION}
       COMPONENTS Interpreter ${_python_development_component} REQUIRED)
 
     # We look for both Python3 and Python, the search algorithm should be
@@ -39,7 +40,7 @@ macro(mlir_configure_python_dev_packages)
 
     # It's a little silly to detect Python a second time, but nanobind's cmake
     # code looks for Python_ not Python3_.
-    find_package(Python ${LLVM_MINIMUM_PYTHON_VERSION}
+    find_package(Python ${MLIR_MINIMUM_PYTHON_VERSION}
       COMPONENTS Interpreter ${_python_development_component} REQUIRED)
 
     unset(_python_development_component)