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Expand Up		@@ -43,7 +43,7 @@ Encoding basic Python object hierarchies::
		Compact encoding::

		>>> import json
		>>> json.dumps([1,2,3,{'4': 5, '6': 7}], separators=(',', ':'))
		>>> json.dumps([1,2,3,{'4': 5, '6': 7}], separators=json.COMPACT)
		'[1,2,3,{"4":5,"6":7}]'

		Pretty printing::
Expand Down Expand Up		@@ -170,7 +170,7 @@ Basic Usage
		If specified, separators should be an ``(item_separator, key_separator)``
		tuple. The default is ``(', ', ': ')`` if indent is ``None`` and
		``(',', ': ')`` otherwise. To get the most compact JSON representation,
		you should specify ``(',', ':')`` to eliminate whitespace.
		you should specify :attr:`json.COMPACT` to eliminate whitespace.

		.. versionchanged:: 3.4
		Use ``(',', ': ')`` as default if indent is not ``None``.
Expand Down Expand Up		@@ -283,6 +283,17 @@ Basic Usage
		input encoding should be UTF-8, UTF-16 or UTF-32.


		Constants
		^^^^^^^^^

		.. data:: COMPACT

		A constant that can be used as the separators argument
		to emit a compact serialization.

		.. versionadded:: 3.7


		Encoders and Decoders
		---------------------

Expand Down Expand Up		@@ -448,7 +459,7 @@ Encoders and Decoders
		If specified, separators should be an ``(item_separator, key_separator)``
		tuple. The default is ``(', ', ': ')`` if indent is ``None`` and
		``(',', ': ')`` otherwise. To get the most compact JSON representation,
		you should specify ``(',', ':')`` to eliminate whitespace.
		you should specify :attr:`json.COMPACT` to eliminate whitespace.

		.. versionchanged:: 3.4
		Use ``(',', ': ')`` as default if indent is not ``None``.
Expand Down

5 changes: 4 additions & 1 deletion 5 Lib/json/__init__.py

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Original file line number	Diff line number	Diff line change
Expand Up		@@ -30,7 +30,7 @@
		>>> import json
		>>> from collections import OrderedDict
		>>> mydict = OrderedDict([('4', 5), ('6', 7)])
		>>> json.dumps([1,2,3,mydict], separators=(',', ':'))
		>>> json.dumps([1,2,3,mydict], separators=json.COMPACT)
		'[1,2,3,{"4":5,"6":7}]'

		Pretty printing::
Expand Down Expand Up		@@ -99,6 +99,7 @@
		__all__ = [
		'dump', 'dumps', 'load', 'loads',
		'JSONDecoder', 'JSONDecodeError', 'JSONEncoder',
		'COMPACT',
		]

		__author__ = 'Bob Ippolito <[email protected]>'
Expand All		@@ -107,6 +108,8 @@
		from .encoder import JSONEncoder
		import codecs

		COMPACT = (',', ':')

		_default_encoder = JSONEncoder(
		skipkeys=False,
		ensure_ascii=True,
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9 changes: 9 additions & 0 deletions 9 Lib/test/test_json/test_dump.py

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Original file line number	Diff line number	Diff line change
Expand Up		@@ -47,6 +47,15 @@ def __lt__(self, o):
		d[1337] = "true.dat"
		self.assertEqual(self.dumps(d, sort_keys=True), '{"1337": "true.dat"}')

		def test_compact_dump(self):
		sio = StringIO()
		self.json.dump({'name': 'some name', 'value': 'some value'}, sio, separators=self.json.COMPACT)
		self.assertEqual(sio.getvalue(), '{"name":"some name","value":"some value"}')

		def test_compact_encode(self):
		encoder = self.json.JSONEncoder(separators=self.json.COMPACT)
		encoded = encoder.encode({'name': 'some name', 'value': 'some value'})
		self.assertEqual(encoded, '{"name":"some name","value":"some value"}')

		class TestPyDump(TestDump, PyTest): pass

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