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| 1 r"""Command-line tool to validate and pretty-print JSON | |
| 2 | |
| 3 Usage:: | |
| 4 | |
| 5 $ echo '{"json":"obj"}' | python -m simplejson.tool | |
| 6 { | |
| 7 "json": "obj" | |
| 8 } | |
| 9 $ echo '{ 1.2:3.4}' | python -m simplejson.tool | |
| 10 Expecting property name: line 1 column 2 (char 2) | |
| 11 | |
| 12 """ | |
| 13 import sys | |
| 14 import simplejson as json | |
| 15 | |
| 16 def main(): | |
| 17 if len(sys.argv) == 1: | |
| 18 infile = sys.stdin | |
| 19 outfile = sys.stdout | |
| 20 elif len(sys.argv) == 2: | |
| 21 infile = open(sys.argv[1], 'rb') | |
| 22 outfile = sys.stdout | |
| 23 elif len(sys.argv) == 3: | |
| 24 infile = open(sys.argv[1], 'rb') | |
| 25 outfile = open(sys.argv[2], 'wb') | |
| 26 else: | |
| 27 raise SystemExit(sys.argv[0] + " [infile [outfile]]") | |
| 28 try: | |
| 29 obj = json.load(infile, | |
| 30 object_pairs_hook=json.OrderedDict, | |
| 31 use_decimal=True) | |
| 32 except ValueError, e: | |
| 33 raise SystemExit(e) | |
| 34 json.dump(obj, outfile, sort_keys=True, indent=' ', use_decimal=True) | |
| 35 outfile.write('\n') | |
| 36 | |
| 37 | |
| 38 if __name__ == '__main__': | |
| 39 main() | |
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