Mercurial > cpython-lru_cache-weakref

annotate Lib/json/tool.py @ 58925:eecf1bef052d 2.6

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Merged revisions 78207 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r78207 | ezio.melotti | 2010-02-17 01:26:09 +0200 (Wed, 17 Feb 2010) | 1 line #7930: fix stripid ........
author Ezio Melotti <ezio.melotti@gmail.com>
date Tue, 16 Feb 2010 23:29:44 +0000
parents 7106ca871bfd
children d95e5add3ca4
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4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
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1 r"""Command-line tool to validate and pretty-print JSON
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
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2
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3 Usage::
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4
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5 $ echo '{"json":"obj"}' | python -mjson.tool
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6 {
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7 "json": "obj"
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8 }
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9 $ echo '{ 1.2:3.4}' | python -mjson.tool
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10 Expecting property name: line 1 column 2 (char 2)
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7106ca871bfd PEP 8 nits in json package
Benjamin Peterson <benjamin@python.org>
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11
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4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
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12 """
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13 import sys
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14 import json
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15
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16 def main():
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17 if len(sys.argv) == 1:
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18 infile = sys.stdin
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19 outfile = sys.stdout
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20 elif len(sys.argv) == 2:
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21 infile = open(sys.argv[1], 'rb')
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22 outfile = sys.stdout
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23 elif len(sys.argv) == 3:
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24 infile = open(sys.argv[1], 'rb')
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25 outfile = open(sys.argv[2], 'wb')
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26 else:
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27 raise SystemExit("{0} [infile [outfile]]".format(sys.argv[0]))
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28 try:
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29 obj = json.load(infile)
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30 except ValueError, e:
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31 raise SystemExit(e)
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32 json.dump(obj, outfile, sort_keys=True, indent=4)
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33 outfile.write('\n')
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34
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35
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36 if __name__ == '__main__':
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37 main()