try fixing python pybind version

Signed-off-by: Hugo KULESZA <hugo.kulesza@rte-france.com>

cpp/CMakeLists.txt

@@ -38,6 +38,7 @@ endif()
 if(BUILD_PYTHON_BINDINGS)
   #Build pythin bindings
   set(PYBIND11_FINDPYTHON ON)
+  set(PYBIND_PYTHON_VERSION ${PYTHON_VERSION})
   find_package(pybind11 CONFIG REQUIRED)
   add_subdirectory(pypowsybl-cpp)
 endif()

setup.py

@@ -45,7 +45,8 @@ def build_extension(self, ext):
         if not extdir.endswith(os.path.sep):
             extdir += os.path.sep
         cmake_args = ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=' + extdir,
-                      '-DPYTHON_EXECUTABLE=' + sys.executable]
+                      '-DPYTHON_EXECUTABLE=' + sys.executable,
+                      '-DPYTHON_VERSION=' + sys.version[:3]]
 
         cfg = 'Debug' if self.debug else 'Release'
         build_args = ['--config', cfg]