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1#!/usr/bin/env python
2#
3# Copyright 2018 - The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17"""Base device factory.
18
19BaseDeviceFactory provides basic interface to create a device factory.
20
21"""
22
23
24class BaseDeviceFactory():
25    """A class that provides basic interface to create a device factory."""
26
27    LATEST = "latest"
28
29    def __init__(self, compute_client):
30
31        self._compute_client = compute_client
32
33    def GetComputeClient(self):
34        """To get client object.
35
36        Returns:
37          Returns an instance of gcompute_client.ComputeClient or its subclass.
38        """
39        return self._compute_client
40
41    # pylint: disable=no-self-use
42    def CreateInstance(self):
43        """Creates single configured device.
44
45        Subclasses has to define this function
46
47        Returns:
48          The name of the created instance.
49        """
50        return
51
52    # pylint: disable=no-self-use
53    def GetBuildInfoDict(self):
54        """Get build info dictionary.
55
56        Returns:
57          A build info dictionary.
58        """
59        return None
60
61    # pylint: disable=no-self-use
62    def GetLogs(self):
63        """Get log files of created instances.
64
65        Returns:
66            A dictionary that maps instance names to lists of report.LogFile.
67        """
68        return {}
69