Update the CMakeLists.txt to be compliant with python 3.12 (#752)

CHANGELOG.md

@@ -24,7 +24,7 @@ All notable changes to this project are documented in this file.
 - Modify CI to install `RobotDynamicsEstimator` library (https://github.com/ami-iit/bipedal-locomotion-framework/pull/746)
 - Restructure the balancing-position-control script (https://github.com/ami-iit/bipedal-locomotion-framework/pull/716)
 - Avoid to download the robot and the network models if the tests are not enabled in `ML` component (https://github.com/ami-iit/bipedal-locomotion-framework/pull/749)
-
+- Update the CMakeLists.txt to be compliant with `Python 3.12` (https://github.com/ami-iit/bipedal-locomotion-framework/pull/752)
 
 ### Fixed
 - Fix timestamp logging for the cameras (https://github.com/ami-iit/bipedal-locomotion-framework/pull/748)

bindings/CMakeLists.txt

@@ -33,7 +33,7 @@ if(FRAMEWORK_COMPILE_PYTHON_BINDINGS)
       if(FRAMEWORK_DETECT_ACTIVE_PYTHON_SITEPACKAGES)
         set(FRAMEWORK_PYTHON_INSTALL_DIR ${Python3_SITELIB})
       else()
-        execute_process(COMMAND ${Python3_EXECUTABLE} -c "from distutils import sysconfig; print(sysconfig.get_python_lib(1,0,prefix=''))"
+        execute_process(COMMAND ${Python3_EXECUTABLE} -c "import os;import sysconfig;relative_site_packages = sysconfig.get_path('purelib').replace(sysconfig.get_path('data'), '').lstrip(os.path.sep);print(relative_site_packages)"
                         OUTPUT_VARIABLE _PYTHON_INSTDIR)
         string(STRIP ${_PYTHON_INSTDIR} _PYTHON_INSTDIR_CLEAN)
         set(FRAMEWORK_PYTHON_INSTALL_DIR ${_PYTHON_INSTDIR_CLEAN})