Simplify build

Set Python_ROOT_DIR to find
python. Should not require exact
python version anymore.

conda-recipe/bld.bat

@@ -10,12 +10,6 @@ rmdir b2 /s /q
 mkdir b2
 cd b2
 
-REM Call Python with the --version flag to get the version information
-for /f "tokens=2 delims= " %%v in ('%PYTHON% --version 2^>^&1') do set PYTHON_VERSION=%%v
-
-REM Extract only the numeric part of the version
-for /f "tokens=1-3 delims=." %%a in ("%PYTHON_VERSION%") do set PYTHON_VERSION_NUMERIC=%%a.%%b.%%c
-
 echo Python version: %PYTHON_VERSION_NUMERIC%
 cmake .. -G "NMake Makefiles" ^
  -DCMAKE_INSTALL_PREFIX="%LIBRARY_PREFIX%" ^
@@ -25,7 +19,6 @@ cmake .. -G "NMake Makefiles" ^
  -DCMAKE_LIBRARY_OUTPUT_DIRECTORY="%SP_DIR%" ^
  -DCMAKE_SWIG_OUTDIR="%SP_DIR%" ^
  -DPython_ROOT_DIR="%PREFIX%\bin" ^
- -DPYTHON_VERSION="%PYTHON_VERSION_NUMERIC%" ^
  -DBUILD_LIBRARY=OFF ^
  -DWITH_AVX=OFF ^
  -DBoost_USE_STATIC_LIBS=OFF

conda-recipe/build.sh

@@ -14,7 +14,6 @@ cmake -S .. -B . \
   -DWITH_AVX=OFF \
   -DBoost_USE_STATIC_LIBS=OFF \
   -DPython_ROOT_DIR="${PREFIX}/bin" \
-  -DPYTHON_VERSION=$(python -c 'import platform; print(platform.python_version())')\
   -G Ninja \
   ${CONFIG_ARGS}
 

ext/CMakeLists.txt

@@ -26,7 +26,7 @@ IF(BUILD_PYTHON_INTERFACE)
     MESSAGE(STATUS "Python version: '${PYTHON_VERSION}'")
     cmake_policy(SET CMP0094 NEW)
 
-    FIND_PACKAGE(Python ${PYTHON_VERSION} EXACT COMPONENTS Interpreter Development.Module NumPy)
+    FIND_PACKAGE(Python COMPONENTS Interpreter Development.Module NumPy)
     INCLUDE_DIRECTORIES(BEFORE ${Python_NumPy_PATH} ${Python_INCLUDE_DIRS})
     LINK_LIBRARIES(${Python_LIBRARY} Python::NumPy)