chainer.training.extensions.snapshot_writers.Writer

class chainer.training.extensions.snapshot_writers.Writer[source]

Base class of snapshot writers.

Snapshot invokes __call__ of this class everytime when taking a snapshot. This class determines how the actual saving function will be invoked.

See also

Methods

__call__(filename, outdir, target)[source]

Invokes the actual snapshot function.

This method is invoked by a Snapshot object every time it takes a snapshot.

Parameters

  • filename (str) – Name of the file into which the serialized target is saved. It is a concrete file name, i.e. not a pre-formatted template string.

  • outdir (str) – Output directory. Corresponds to Trainer.out.

  • target (dict) – Serialized object which will be saved.

finalize()[source]

Finalizes the wirter.

Like extensions in Trainer, this method is invoked at the end of the training.

save(filename, outdir, target, savefun, **kwds)[source]