Fixed python finding

Author: JohanMabille

CMakeLists.txt

@@ -46,10 +46,7 @@ else()
     message(STATUS "Found xtensor: ${xtensor_INCLUDE_DIRS}/xtensor")
 endif()
 
-# Running find_package(PythonInterp) to retrieve the Python version
-# which is not exported by Pybind11's cmake.
-# Cf. https://github.com/pybind/pybind11/issues/2268
-find_package(PythonInterp ${PythonLibsNew_FIND_VERSION} REQUIRED)
+find_package(Python COMPONENTS Interpreter REQUIRED)
 
 set(pybind11_REQUIRED_VERSION 2.6.1)
 if(TARGET pybind11 OR TARGET pybind11::headers)