Map old Python variable to new using in SimpleITK

Author: blowekamp

CMakeLists.txt

@@ -208,9 +208,9 @@ if(SimpleITKPythonPackage_SUPERBUILD)
     UPDATE_COMMAND ""
     CMAKE_CACHE_ARGS
       ${ep_common_cmake_cache_args}
-      -DPYTHON_INCLUDE_DIR:PATH=${PYTHON_INCLUDE_DIR}
-      -DPYTHON_LIBRARY:PATH=${PYTHON_LIBRARY}
-      -DPYTHON_EXECUTABLE:PATH=${PYTHON_EXECUTABLE}
+      -DPython_INCLUDE_DIR:PATH=${PYTHON_INCLUDE_DIR}
+      -DPython_LIBRARY:PATH=${PYTHON_LIBRARY}
+      -DPython_EXECUTABLE:PATH=${PYTHON_EXECUTABLE}
       -DBUILD_TESTING:BOOL=OFF
       -DSimpleITK_PYTHON_THREADS:BOOL=${SimpleITK_PYTHON_THREADS}
       -DSimpleITK_DIR:PATH=${SimpleITK_DIR}