set(PythonInterp_FIND_VERSION_COUNT 1)
set(PythonInterp_FIND_VERSION_MAJOR 3)
include(FindPythonInterp)
+if(NOT PYTHONINTERP_FOUND)
+ message(FATAL_ERROR "Please install Python (version 3 or higher).")
+endif()
if (APPLE)
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")