45 lines
1.1 KiB
Python
45 lines
1.1 KiB
Python
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r"""
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Using simplejson from the shell to validate and
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pretty-print::
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$ echo '{"json":"obj"}' | python -msimplejson
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{
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"json": "obj"
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}
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$ echo '{ 1.2:3.4}' | python -msimplejson
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Expecting property name: line 1 column 2 (char 2)
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Note that the JSON produced by this module's default settings
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is a subset of YAML, so it may be used as a serializer for that as well.
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"""
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import django.utils.simplejson
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#
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# Pretty printer:
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# curl http://mochikit.com/examples/ajax_tables/domains.json | python -msimplejson.tool
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#
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def main():
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import sys
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if len(sys.argv) == 1:
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infile = sys.stdin
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outfile = sys.stdout
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elif len(sys.argv) == 2:
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infile = open(sys.argv[1], 'rb')
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outfile = sys.stdout
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elif len(sys.argv) == 3:
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infile = open(sys.argv[1], 'rb')
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outfile = open(sys.argv[2], 'wb')
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else:
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raise SystemExit("%s [infile [outfile]]" % (sys.argv[0],))
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try:
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obj = simplejson.load(infile)
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except ValueError, e:
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raise SystemExit(e)
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simplejson.dump(obj, outfile, sort_keys=True, indent=4)
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outfile.write('\n')
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if __name__ == '__main__':
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main()
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