add util

Author: billryan

scripts/util.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import os
+import errno
+
+def mkdir_p(path):
+    try:
+        os.makedirs(path)
+    except OSError as exc:  # Python >2.5
+        if exc.errno == errno.EEXIST and os.path.isdir(path):
+            pass
+        else:
+            raise
+
+
+def par_dir(path):
+    return os.path.abspath(os.path.join(path, os.pardir))