Source code for cerebras.modelzoo.trainer.callbacks.metadata

# Copyright 2022 Cerebras Systems.
#
# 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
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
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"""
Contains the ModelZooParamsMetadata class that stores the model zoo
parameters in the checkpoint metadata.
"""

import cerebras.pytorch as cstorch
from cerebras.modelzoo.trainer.callbacks import Callback


[docs]class ModelZooParamsMetadata(Callback): """ Callback class that stores the model zoo parameters in the checkpoint metadata. """ def __init__(self, params: dict): """ Args: params: Model zoo parameters. """ self.params = params
[docs] def on_save_checkpoint(self, trainer, state_dict): state_dict["__metadata__"] = [ { "version": cstorch.__version__, "model_name": trainer.model.__class__.__name__, "params": self.params, } ]
[docs] def on_load_checkpoint(self, trainer, state_dict): trainer.metadata = state_dict.pop("__metadata__", None)