Add small python script to determine extension suffix

python/target_name.py

@@ -0,0 +1,9 @@
+from __future__ import print_function
+
+try:
+    from importlib.machinery import EXTENSION_SUFFIXES
+    suffix = EXTENSION_SUFFIXES[0]
+except ImportError:
+    suffix = ".so"
+
+print("libopmcommon_python{}".format(suffix), end="")