Fixed compile issue with Pybind

CMakeLists.txt

-cmake_minimum_required(VERSION 3.11)
+cmake_minimum_required(VERSION 3.15)
 
 set(project aidge_backend_cpu)  # This will also be python module name 
 set(module_name _${project})    # target name
@@ -46,17 +46,13 @@ target_include_directories(${module_name}
 generate_python_binding(${project} ${module_name})
 
 if (PYBIND)
-    message(STATUS "PYTHON INCLUDE DIR : ${PYTHON_INCLUDE_DIRS}")
-    message(STATUS "PYTHON PYTHON_LIBRARY : ${PYTHON_LIBRARIES}")
-
-    target_include_directories(${module_name}
-        PUBLIC
-            $<BUILD_INTERFACE:${PYTHON_INCLUDE_DIRS}>
-    )
+    # Handles Python + pybind11 headers dependencies
     target_link_libraries(${module_name}
+        PUBLIC 
+            pybind11::pybind11
         PRIVATE
-            ${PYTHON_LIBRARIES}
-    )
+            Python::Python
+        )
 endif()
 
 target_compile_features(${module_name} PRIVATE cxx_std_14)

cmake/PybindModuleCreation.cmake

@@ -9,12 +9,15 @@ function(generate_python_binding name target_to_bind)
         GIT_TAG        v2.10.4 # or a later release
         )
 
+        # Use the New FindPython mode, recommanded. Requires CMake 3.15+
+        find_package(Python COMPONENTS Interpreter Development)
         FetchContent_MakeAvailable(PyBind11)
+
         message(STATUS "Creating binding for module ${name}")
         file(GLOB_RECURSE pybind_src_files "python_binding/*.cpp")
-        pybind11_add_module(${name}  MODULE ${pybind_src_files})
-        target_include_directories(${name}  PUBLIC ${pybind11_INCLUDE_DIRS} "python_binding")
-        target_link_libraries(${name} PUBLIC ${target_to_bind})
-        
+
+        pybind11_add_module(${name} MODULE ${pybind_src_files} "NO_EXTRAS") # NO EXTRA recquired for pip install
+        target_include_directories(${name} PUBLIC "python_binding")
+        target_link_libraries(${name} PUBLIC ${target_to_bind})        
     endif()
 endfunction()