Source code for orbax.checkpoint.pytree_checkpointer
# Copyright 2024 The Orbax Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
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"""Shorthand for `Checkpointer(PyTreeCheckpointHandler())`."""
from typing import Optional
from orbax.checkpoint import checkpointer
from orbax.checkpoint import pytree_checkpoint_handler
[docs]class PyTreeCheckpointer(checkpointer.Checkpointer):
"""Shorthand class.
Instead of::
ckptr = Checkpointer(PyTreeCheckpointHandler())
we can use::
ckptr = PyTreeCheckpointer()
"""
[docs] def __init__(
self,
primary_host: Optional[int] = 0,
use_ocdbt: bool = True,
use_zarr3=False,
):
super().__init__(
pytree_checkpoint_handler.PyTreeCheckpointHandler(
use_ocdbt=use_ocdbt, use_zarr3=use_zarr3
),
primary_host=primary_host,
)