Source code for monai.deploy.core.executors.executor

# Copyright 2021 MONAI Consortium
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# See the License for the specific language governing permissions and
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from abc import ABC, abstractmethod
from typing import Dict, Optional

from monai.deploy.core import application
from monai.deploy.core.datastores import Datastore, DatastoreFactory

[docs]class Executor(ABC): """This is the base class that enables execution of an application."""
[docs] def __init__(self, app: "application.Application", datastore: Optional[Datastore] = None, **kwargs: Dict): """Constructor of the class. Given an application it invokes the compose method on the app, which in turn creates the necessary operator and links them up. Args: app: An application that needs to be executed. datastore: A data store that is used to store the data. """ self._app = app if datastore: self._datastore = datastore else: self._datastore = DatastoreFactory.create(DatastoreFactory.DEFAULT)
@property def app(self) -> "application.Application": """Returns the application that is executed by the executor.""" return self._app @property def datastore(self) -> Datastore: """Returns the data store that is used to store the data.""" return self._datastore
[docs] @abstractmethod def run(self): """Run the app. It is called to execute an application. This method needs to be implemented by specific concrete subclasses of `Executor`. """ pass