UnpickleableExceptionWrapper

Wraps unpickleable exceptions.

Attributes

Attribute	Type	Description
exc_module	str = None	The module of the original exception.
exc_cls_name	str = None	The name of the original exception class.
exc_args	Tuple[Any, ...] = None	The arguments for the original exception.

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Constructor

Signature

def UnpickleableExceptionWrapper(
    exc_module: str,
    exc_cls_name: str,
    exc_args: Tuple[Any, ...],
    text: str = None
)

Parameters

Name	Type	Description
exc_module	str	The module of the original exception.
exc_cls_name	str	The name of the original exception class.
exc_args	Tuple[Any, ...]	The arguments for the original exception.
text	str = None	The string representation of the exception.

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Methods

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restore()

@classmethod
def restore() - > Exception

Reconstructs the original exception instance by dynamically creating the exception class and initializing it with the stored arguments.

Returns

Type	Description
Exception	An instance of the original exception type populated with the preserved arguments.

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from_exception()

@classmethod
def from_exception(
    exc: Exception
) - > [UnpickleableExceptionWrapper](unpickleableexceptionwrapper.md?sid=celery_utils_serialization_unpickleableexceptionwrapper)

Creates an UnpickleableExceptionWrapper from an existing exception instance, capturing its module, class name, arguments, and traceback.

Parameters

Name	Type	Description
exc	Exception	The original exception instance that needs to be wrapped for serialization.

Returns

Type	Description
[UnpickleableExceptionWrapper](unpickleableexceptionwrapper.md?sid=celery_utils_serialization_unpickleableexceptionwrapper)	A serializable wrapper containing the metadata and traceback of the original exception.

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