diff options
| -rw-r--r-- | django/core/serializers/base.py | 6 | ||||
| -rw-r--r-- | django/core/serializers/json.py | 13 |
2 files changed, 11 insertions, 8 deletions
diff --git a/django/core/serializers/base.py b/django/core/serializers/base.py index 8e610ad240..86d0037c17 100644 --- a/django/core/serializers/base.py +++ b/django/core/serializers/base.py @@ -105,9 +105,11 @@ class Serializer(object): def getvalue(self): """ - Return the fully serialized queryset. + Return the fully serialized queryset (or None if the output stream is + not seekable). """ - return self.stream.getvalue() + if callable(getattr(self.stream, 'getvalue', None)): + return self.stream.getvalue() class Deserializer(object): """ diff --git a/django/core/serializers/json.py b/django/core/serializers/json.py index 15770f160e..7c029e7029 100644 --- a/django/core/serializers/json.py +++ b/django/core/serializers/json.py @@ -17,9 +17,10 @@ class Serializer(PythonSerializer): """ def end_serialization(self): simplejson.dump(self.objects, self.stream, cls=DateTimeAwareJSONEncoder, **self.options) - + def getvalue(self): - return self.stream.getvalue() + if callable(getattr(self.stream, 'getvalue', None)): + return self.stream.getvalue() def Deserializer(stream_or_string, **options): """ @@ -31,15 +32,15 @@ def Deserializer(stream_or_string, **options): stream = stream_or_string for obj in PythonDeserializer(simplejson.load(stream)): yield obj - + class DateTimeAwareJSONEncoder(simplejson.JSONEncoder): """ JSONEncoder subclass that knows how to encode date/time types """ - - DATE_FORMAT = "%Y-%m-%d" + + DATE_FORMAT = "%Y-%m-%d" TIME_FORMAT = "%H:%M:%S" - + def default(self, o): if isinstance(o, datetime.datetime): return o.strftime("%s %s" % (self.DATE_FORMAT, self.TIME_FORMAT)) |