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.

import json
from typing import Any, Callable, Dict, Type

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,
)


[docs]def load_experiment( filepath: str, # pyre-fixme[24]: Generic type `type` expects 1 type parameter, use # `typing.Type` to avoid runtime subscripting errors. decoder_registry: Dict[str, Type] = 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, "r") as file: json_experiment = json.loads(file.read()) return object_from_json( json_experiment, decoder_registry, class_decoder_registry )