Set Python-related destination variables in PyDependences.cmake

cmake/multipython/PyDependences.cmake

@@ -11,9 +11,13 @@ else(BA_PY_PLATFORM)
 endif(BA_PY_PLATFORM)
 
 set(pyversion ${Python3_VERSION_MAJOR}.${Python3_VERSION_MINOR})
+set(pydst "${destination_root}python/${pyversion}")
 set(destination_python
-    "${destination_prefix}lib/python${pyversion}/dist-packages")
+    "${pydst}/dist-packages/")
+set(destination_pypackage ${pydst}/wheel)
+
 message(STATUS "Python destination directory: ${destination_python}")
+message(STATUS "Python package destination directory: ${destination_pypackage}")
 
 # check presence of some Python modules
 message(STATUS "Searching required Python packages...")