def loads(data, content_type="application/json", encoding="utf-8"):
"""Deserializes data using Kombu deserializer, default format is JSON.
"""
try:
return k_registry.loads(data, content_type, encoding)
except DecodeError as e:
raise TypeError(e)
def _eager_serialize_args(self, args=None, kwargs=None, **kwargs_):
# Perform a noop serialization backtrip to assert args and kwargs
# will be serialized appropriately when an async call through kombu
# is actually performed. This is done to make sure we catch the
# serializations errors with our test suite which runs with the
# CELERY_ALWAYS_EAGER setting set to True. See the following Celery
# issue for details https://github.com/celery/celery/issues/4008.
app = self._app
producer = kwargs_.get('producer') if kwargs else None
with app.producer_or_acquire(producer) as producer:
serializer = kwargs_.get('serializer', producer.serializer) or self._task_serializer
registry.enable(serializer)
args_content_type, args_content_encoding, args_data = registry.dumps(args, serializer)
kwargs_content_type, kwargs_content_encoding, kwargs_data = registry.dumps(kwargs, serializer)
args = registry.loads(args_data, args_content_type, args_content_encoding)
kwargs = registry.loads(kwargs_data, kwargs_content_type, kwargs_content_encoding)
return args, kwargs
def _eager_serialize_result(self, result, **kwargs_):
app = self._app
producer = kwargs_.get('producer') if kwargs_ else None
result_value = result._result
with app.producer_or_acquire(producer) as producer:
serializer = kwargs_.get('serializer', producer.serializer) or self._task_serializer
registry.enable(serializer)
dtype, encoding, data = registry.dumps(result_value, serializer)
result._result = registry.loads(data, dtype, encoding)
return result