# HG changeset patch
# User Jeff Hammel <jhammel@mozilla.com>
# Date 1336490815 25200
# Node ID 192015ae3e4c3e21522f6e7450923ce5d7c3ccf6
# Parent  4390ca34912cbca465a3d3fbabc4599edb3a827f
add ymldiff.py, requires datadiff and pyyaml to be installed

diff -r 4390ca34912c -r 192015ae3e4c python/ymldiff.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/python/ymldiff.py	Tue May 08 08:26:55 2012 -0700
@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+
+import datadiff
+imoprt optparse
+import sys
+import yaml
+
+def main(args=sys.argv[1:]):
+    usage = '%prog [options] from.yml to.yml'
+    parser = OptionParser(usage=usage)
+    options, args = parser.parse_args()
+    if len(args) != 2:
+        parser.error("Please supply two .yml files")
+
+    # compare the output
+    output0 = yaml.load(file(args[0]))
+    output1 = yaml.load(file(args[1]))
+    diff = datadiff.diff(output0, output1, context=1, fromfile=args[0], tofile=args[1])
+    print diff
+
+if __name__ == '__main__':
+    main()