# HG changeset patch
# User Wei-Cheng Pan <legnaleurc@gmail.com>
# Date 1467198054 -28800
#      Wed Jun 29 19:00:54 2016 +0800
# Node ID 46d6d8759907fa308ddfbc55f5d7dd37fae27e65
# Parent  8d7bde14d7a48f747b1ea2f77385352c507da6b9
json: Add an option to bypass non-ASCII characters.

diff --git a/Lib/json/tool.py b/Lib/json/tool.py
--- a/Lib/json/tool.py
+++ b/Lib/json/tool.py
@@ -22,29 +22,32 @@ def main():
                    'to validate and pretty-print JSON objects.')
     parser = argparse.ArgumentParser(prog=prog, description=description)
     parser.add_argument('infile', nargs='?', type=argparse.FileType(),
                         help='a JSON file to be validated or pretty-printed')
     parser.add_argument('outfile', nargs='?', type=argparse.FileType('w'),
                         help='write the output of infile to outfile')
     parser.add_argument('--sort-keys', action='store_true', default=False,
                         help='sort the output of dictionaries alphabetically by key')
+    parser.add_argument('--no-ensure-ascii', action='store_true', default=False,
+                        help='output non-ASCII characters as-is')
     options = parser.parse_args()
 
     infile = options.infile or sys.stdin
     outfile = options.outfile or sys.stdout
     sort_keys = options.sort_keys
+    ensure_ascii = not options.no_ensure_ascii
     with infile:
         try:
             if sort_keys:
                 obj = json.load(infile)
             else:
                 obj = json.load(infile,
                                 object_pairs_hook=collections.OrderedDict)
         except ValueError as e:
             raise SystemExit(e)
     with outfile:
-        json.dump(obj, outfile, sort_keys=sort_keys, indent=4)
+        json.dump(obj, outfile, ensure_ascii=ensure_ascii, sort_keys=sort_keys, indent=4)
         outfile.write('\n')
 
 
 if __name__ == '__main__':
     main()