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author | Christian Heimes <christian@cheimes.de> | 2008-05-08 14:29:10 (GMT) |
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committer | Christian Heimes <christian@cheimes.de> | 2008-05-08 14:29:10 (GMT) |
commit | 90540004d3e1cbc0bd5595838bca3d1970198120 (patch) | |
tree | 9006c98a1c71cf39761d3eb35d4c227540b24947 /Lib/json/tool.py | |
parent | c848655eb05c38f9c31bca0df87f2013670a1efa (diff) | |
download | cpython-90540004d3e1cbc0bd5595838bca3d1970198120.zip cpython-90540004d3e1cbc0bd5595838bca3d1970198120.tar.gz cpython-90540004d3e1cbc0bd5595838bca3d1970198120.tar.bz2 |
Merged revisions 62734,62736,62748,62769 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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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.
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r62736 | georg.brandl | 2008-05-05 22:53:39 +0200 (Mon, 05 May 2008) | 2 lines
Fix JSON module docs.
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r62748 | benjamin.peterson | 2008-05-06 04:51:10 +0200 (Tue, 06 May 2008) | 2 lines
PEP 8 nits in json package
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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
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Diffstat (limited to 'Lib/json/tool.py')
-rw-r--r-- | Lib/json/tool.py | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Lib/json/tool.py b/Lib/json/tool.py new file mode 100644 index 0000000..cec29b6 --- /dev/null +++ b/Lib/json/tool.py @@ -0,0 +1,37 @@ +r"""Command-line tool to validate and pretty-print JSON + +Usage:: + + $ echo '{"json":"obj"}' | python -mjson.tool + { + "json": "obj" + } + $ echo '{ 1.2:3.4}' | python -mjson.tool + Expecting property name: line 1 column 2 (char 2) + +""" +import sys +import json + +def main(): + if len(sys.argv) == 1: + infile = sys.stdin + outfile = sys.stdout + elif len(sys.argv) == 2: + infile = open(sys.argv[1], 'rb') + outfile = sys.stdout + elif len(sys.argv) == 3: + infile = open(sys.argv[1], 'rb') + outfile = open(sys.argv[2], 'wb') + else: + raise SystemExit("{0} [infile [outfile]]".format(sys.argv[0])) + try: + obj = json.load(infile) + except ValueError as e: + raise SystemExit(e) + json.dump(obj, outfile, sort_keys=True, indent=4) + outfile.write('\n') + + +if __name__ == '__main__': + main() |