mirror of
git://projects.qi-hardware.com/openwrt-packages.git
synced 2024-11-23 17:50:38 +02:00
38 lines
877 B
Python
38 lines
877 B
Python
|
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, e:
|
||
|
|
raise SystemExit(e)
|
||
|
|
json.dump(obj, outfile, sort_keys=True, indent=4)
|
||
|
|
outfile.write('\n')
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
main()
|