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-rw-r--r--Lib/json/tool.py21
1 files changed, 14 insertions, 7 deletions
diff --git a/Lib/json/tool.py b/Lib/json/tool.py
index 5dee0a7..0490b8c 100644
--- a/Lib/json/tool.py
+++ b/Lib/json/tool.py
@@ -13,6 +13,7 @@ Usage::
import argparse
import json
import sys
+from pathlib import Path
def main():
@@ -25,9 +26,9 @@ def main():
help='a JSON file to be validated or pretty-printed',
default=sys.stdin)
parser.add_argument('outfile', nargs='?',
- type=argparse.FileType('w', encoding="utf-8"),
+ type=Path,
help='write the output of infile to outfile',
- default=sys.stdout)
+ default=None)
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', dest='ensure_ascii', action='store_false',
@@ -58,15 +59,21 @@ def main():
dump_args['indent'] = None
dump_args['separators'] = ',', ':'
- with options.infile as infile, options.outfile as outfile:
+ with options.infile as infile:
try:
if options.json_lines:
objs = (json.loads(line) for line in infile)
else:
- objs = (json.load(infile), )
- for obj in objs:
- json.dump(obj, outfile, **dump_args)
- outfile.write('\n')
+ objs = (json.load(infile),)
+
+ if options.outfile is None:
+ out = sys.stdout
+ else:
+ out = options.outfile.open('w', encoding='utf-8')
+ with out as outfile:
+ for obj in objs:
+ json.dump(obj, outfile, **dump_args)
+ outfile.write('\n')
except ValueError as e:
raise SystemExit(e)