diff --git a/md5it.py b/md5it.py
new file mode 100644
index 0000000..d7093d5
--- /dev/null
+++ b/md5it.py
@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+import os
+import hashlib
+BLOCKSIZE=65536
+files = [f for f in os.listdir('.') if os.path.isfile(f)]
+for f in files:
+    md5=hashlib.md5()
+    with open(f,'rb') as fd:
+        fb=fd.read(BLOCKSIZE)
+        while len(fb)>0:
+            md5.update(fb)
+            fb=fd.read(BLOCKSIZE)
+    os.rename(f,md5.hexdigest())