[bindings] [CMakeLists] Use .so for Mac and .pyd for Windows

python/CMakeLists.txt

@@ -54,5 +54,12 @@ SET_TARGET_PROPERTIES(${LIBRARY_NAME} PROPERTIES
   PREFIX ""
   LIBRARY_OUTPUT_NAME ${LIBRARY_NAME})
 
+IF(APPLE)
+  # We need to change the extension for python bindings
+  SET_TARGET_PROPERTIES(${LIBRARY_NAME} PROPERTIES SUFFIX ".so")
+ELSEIF(WIN32)
+  SET_TARGET_PROPERTIES(${LIBRARY_NAME} PROPERTIES SUFFIX ".pyd")
+ENDIF(APPLE)
+
 INSTALL(TARGETS ${LIBRARY_NAME}
   DESTINATION ${PYTHON_SITELIB})