def __init__(self, message: str, source: object, target: type,
error: JSONDecodeError):
"""
Constructor.
:param message: the message of this error.
:param source: the object that was to be deserialized.
:param target: the type to which `source` was to be deserialized.
:param error: the wrapped `JSONDecodeError`.
"""
DeserializationError.__init__(self, message, source, target)
JSONDecodeError.__init__(self, message, error.doc, error.pos)
def __init__(self, resp, exc):
assert isinstance(exc, _JSONDecodeError)
_JSONDecodeError.__init__(self, exc.msg, exc.doc, exc.pos)
# exc.args[0] is errmsg created in JSONDecodeError.__init__
DecodeError.__init__(self, resp, exc)