/
abstract_data_store.py
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/
abstract_data_store.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Abstract class for data store interactions.
Copyright © 2018 Red Hat Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
import abc
class AbstractDataStore(metaclass=abc.ABCMeta): # pragma: no cover
"""Abstract class to dictate the behaviour of a data store."""
@abc.abstractmethod
def get_name(self):
"""Get name of bucket or root fs directory."""
raise NotImplementedError()
@abc.abstractmethod
def read_json_file(self):
"""Read JSON file from the data source."""
raise NotImplementedError()
@abc.abstractmethod
def read_into_file(self):
"""Read from data store and return stream as a file object."""
raise NotImplementedError()