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svn+ssh://pythondev@svn.python.org/python/trunk ........ r62734 | brett.cannon | 2008-05-05 22:21:38 +0200 (Mon, 05 May 2008) | 5 lines Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob Ippolito. Closes issue #2750. ........ r62736 | georg.brandl | 2008-05-05 22:53:39 +0200 (Mon, 05 May 2008) | 2 lines Fix JSON module docs. ........ r62748 | benjamin.peterson | 2008-05-06 04:51:10 +0200 (Tue, 06 May 2008) | 2 lines PEP 8 nits in json package ........ r62769 | christian.heimes | 2008-05-06 18:18:41 +0200 (Tue, 06 May 2008) | 2 lines Intern static string Use float constructors instead of magic code for float constants ........
37 lines
879 B
Python
37 lines
879 B
Python
r"""Command-line tool to validate and pretty-print JSON
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Usage::
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$ echo '{"json":"obj"}' | python -mjson.tool
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{
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"json": "obj"
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}
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$ echo '{ 1.2:3.4}' | python -mjson.tool
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Expecting property name: line 1 column 2 (char 2)
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"""
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import sys
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import json
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def main():
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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("{0} [infile [outfile]]".format(sys.argv[0]))
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try:
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obj = json.load(infile)
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except ValueError as e:
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raise SystemExit(e)
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json.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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