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[utils] Add missing mode and encoding arguments
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@ -233,18 +233,24 @@ else:
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def write_json_file(obj, fn):
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""" Encode obj as JSON and write it to fn, atomically """
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args = {
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'suffix': '.tmp',
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'prefix': os.path.basename(fn) + '.',
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'dir': os.path.dirname(fn),
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'delete': False,
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}
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# In Python 2.x, json.dump expects a bytestream.
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# In Python 3.x, it writes to a character stream
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if sys.version_info < (3, 0):
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mode = 'wb'
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encoding = None
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args['mode'] = 'wb'
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else:
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mode = 'w'
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encoding = 'utf-8'
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tf = tempfile.NamedTemporaryFile(
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suffix='.tmp', prefix=os.path.basename(fn) + '.',
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dir=os.path.dirname(fn),
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delete=False)
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args.update({
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'mode': 'w',
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'encoding': 'utf-8',
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})
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tf = tempfile.NamedTemporaryFile(**args)
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try:
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with tf:
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