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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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()