check a project folder for dodgy JSON files and then minify

minify_json.py

import os
import sys
import json

rootdir = sys.argv[1]
for root, subFolders, files in os.walk(rootdir):
    for file in files:
        if (os.path.splitext(file)[1] == '.json'):
            path = os.path.join(root,file)
            with open(path,'r') as f:
                try:
                    data = json.loads(f.read())
                    print json.dumps(data, separators=(',',':')) + "\n"
                except ValueError:
                    print path + " had a parse error.\n"