expose separators

git-svn-id: http://simplejson.googlecode.com/svn/trunk@36 a4795897-2c25-0410-b006-0d3caba88fa1

simplejson/__init__.py

@@ -27,6 +27,21 @@
     >>> io.getvalue()
     '["streaming API"]'
 
+Compact encoding::
+
+    >>> import simplejson
+    >>> simplejson.dumps([1,2,3,{'4': 5, '6': 7}], separators=(',',':'))
+    '[1,2,3,{"4":5,"6":7}]'
+
+Pretty printing::
+
+    >>> import simplejson
+    >>> print simplejson.dumps({'4': 5, '6': 7}, sort_keys=True, indent=4)
+    {
+        "4": 5, 
+        "6": 7
+    }
+
 Decoding JSON::
     
     >>> import simplejson
@@ -68,8 +83,8 @@
     ['[', '2.0', ', ', '1.0', ']']
     
 
-Note that the JSON produced by this module is a subset of YAML,
-so it may be used as a serializer for that as well.
+Note that the JSON produced by this module's default settings
+is a subset of YAML, so it may be used as a serializer for that as well.
 """
 __version__ = '1.5'
 __all__ = [
@@ -124,7 +139,7 @@
         fp.write(chunk)
 
 def dumps(obj, skipkeys=False, ensure_ascii=True, check_circular=True,
-        allow_nan=True, cls=None, indent=None, **kw):
+        allow_nan=True, cls=None, indent=None, separators=None, **kw):
     """
     Serialize ``obj`` to a JSON formatted ``str``.
 
@@ -145,9 +160,14 @@
     strict compliance of the JSON specification, instead of using the
     JavaScript equivalents (``NaN``, ``Infinity``, ``-Infinity``).
 
-    If ``indent`` is a non-negative integer, then JSON array elements and object
-    members will be pretty-printed with that indent level.  An indent level
-    of 0 will only insert newlines.  ``None`` is the most compact representation.
+    If ``indent`` is a non-negative integer, then JSON array elements and
+    object members will be pretty-printed with that indent level.  An indent
+    level of 0 will only insert newlines.  ``None`` is the most compact
+    representation.
+
+    If ``separators`` is an ``(item_separator, dict_separator)`` tuple
+    then it will be used instead of the default ``(', ', ': ')`` separators.
+    ``(',', ':')`` is the most compact JSON representation.
 
     To use a custom ``JSONEncoder`` subclass (e.g. one that overrides the
     ``.default()`` method to serialize additional types), specify it with
@@ -155,8 +175,11 @@
     """
     if cls is None:
         cls = JSONEncoder
-    return cls(skipkeys=skipkeys, ensure_ascii=ensure_ascii,
-        check_circular=check_circular, allow_nan=allow_nan, indent=indent, **kw).encode(obj)
+    return cls(
+        skipkeys=skipkeys, ensure_ascii=ensure_ascii,
+        check_circular=check_circular, allow_nan=allow_nan, indent=indent,
+        separators=separators,
+        **kw).encode(obj)
 
 def load(fp, encoding=None, cls=None, object_hook=None, **kw):
     """