Add the location of install

src/CMakeLists.txt

@@ -1,6 +1,8 @@
 cmake_minimum_required(VERSION 3.12)
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
+SET(PYTHONLIB "po" CACHE STRING "Location of the python site-package directory")
+
 project (cobitools3)
 set(CMAKE_BUILD_TYPE Release)
 
@@ -58,4 +60,7 @@ add_library(cobitools3 SHARED   obierrno.c
 								libecoPCR/ecoMalloc.c
 								libecoPCR/ecoError.c
 								obitypes.c
-								array_indexer.c)
+								array_indexer.c)
+								
+install(TARGETS cobitools3 DESTINATION ${PYTHONLIB})
+