Source code for ax.storage.json_store.load

#!/usr/bin/env python3
# Copyright (c) Meta Platforms, Inc. and affiliates.
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.

# pyre-strict

import json
from collections.abc import Callable
from typing import Any

from ax.core.experiment import Experiment
from ax.storage.json_store.decoder import object_from_json
from ax.storage.json_store.registry import (
    CORE_CLASS_DECODER_REGISTRY,
    CORE_DECODER_REGISTRY,
)
from ax.utils.common.serialization import TDecoderRegistry


[docs] def load_experiment( filepath: str, decoder_registry: TDecoderRegistry = CORE_DECODER_REGISTRY, # pyre-fixme[2]: Parameter annotation cannot contain `Any`. class_decoder_registry: dict[ str, Callable[[dict[str, Any]], Any] ] = CORE_CLASS_DECODER_REGISTRY, ) -> Experiment: """Load experiment from file. 1) Read file. 2) Convert dictionary to Ax experiment instance. """ with open(filepath) as file: json_experiment = json.loads(file.read()) return object_from_json( json_experiment, decoder_registry, class_decoder_registry )