--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/python/clean_whiteboard.py	Thu Apr 03 11:53:23 2014 -0700
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+From https://gist.github.com/lelandbatey/8677901
+
+#!/bin/bash
+convert $1 -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 $2
+"""
+
+import argparse
+import os
+import subprocess
+import sys
+
+__all__ = ['main']
+here = os.path.dirname(os.path.realpath(__file__))
+string = (str, unicode)
+
+def main(args=sys.argv[1:]):
+
+        # parse command line
+        parser = argparse.ArgumentParser(description=__doc__)
+            parser.add_argument('input', nargs='?',
+                                                        type=argparse.FileType('r'), default=sys.stdin,
+                                                        help='input file, or read from stdin if ommitted')
+                options = parser.parse_args(args)
+
+                if __name__ == '__main__':
+                        main()