mpi4py.MPI.Pickle

class mpi4py.MPI.Pickle(dumps=None, loads=None, protocol=None, threshold=None)

Bases: object

Pickle/unpickle Python objects

Parameters

• dumps (Optional[Callable[[Any, int], bytes]]) –

• loads (Optional[Callable[[Buffer], Any]]) –

• protocol (Optional[int]) –

• threshold (Optional[int]) –

__init__(dumps=None, loads=None, protocol=None, threshold=None)

Parameters

• dumps (Optional[Callable[[Any, int], bytes]]) –

• loads (Optional[Callable[[Buffer], Any]]) –

• protocol (Optional[int]) –

• threshold (Optional[int]) –

Return type

None

Methods Summary

dumps(obj)	Serialize object to pickle data stream.
dumps_oob(obj)	Serialize object to pickle data stream and out-of-band buffers.
loads(data)	Deserialize object from pickle data stream.
loads_oob(data, buffers)	Deserialize object from pickle data stream and out-of-band buffers.

Attributes Summary

PROTOCOL	protocol version
THRESHOLD	out-of-band threshold

Methods Documentation

dumps(obj)

Serialize object to pickle data stream.

Parameters

obj (Any) –

Return type

bytes

dumps_oob(obj)

Serialize object to pickle data stream and out-of-band buffers.

Parameters

obj (Any) –

Return type

Tuple[bytes, List[memory]]

loads(data)

Deserialize object from pickle data stream.

Parameters

data (Buffer) –

Return type

Any

loads_oob(data, buffers)

Deserialize object from pickle data stream and out-of-band buffers.

Parameters

• data (Buffer) –

• buffers (Iterable[Buffer]) –

Return type

Any

Attributes Documentation

PROTOCOL

protocol version

THRESHOLD

out-of-band threshold