Text filter intended to be used with TextWrangler application (Mac OSX) in order to reformat (tidy-up) a JSON file.

Tidy JSON.py

#!/usr/bin/python
#
# Script was modified from:
# https://steveswinsburg.wordpress.com/2014/09/26/textwrangler-filters-to-tidy-xml-and-tidy-json/
# Modified by Guy Arad, and can be found in:
# https://gist.github.com/guyarad/d80b9d5652a6616e1c3138b6a86310c4
#
# Installation:
#   Copy to "~/Library/Application Support/TextWrangler/Text Filters"
#
# Usage:
#   Within TextWrangler, Menu -> Text -> Apply Text Filter -> [Filter Name]
#

import fileinput
import json
import itertools
input1, input2 = itertools.tee(fileinput.input())
try:
    print json.dumps(
        json.loads(''.join(line.strip() for line in input1)), 
        sort_keys=True, 
        indent=2)
finally:
    print ''.join(input2)