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1# Copyright 2021-2022 Google LLC
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      https://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15# -----------------------------------------------------------------------------
16# Imports
17# -----------------------------------------------------------------------------
18import logging
19import asyncio
20import os
21
22from bumble.utils import AsyncRunner
23
24# -----------------------------------------------------------------------------
25my_work_queue1 = AsyncRunner.WorkQueue()
26my_work_queue2 = AsyncRunner.WorkQueue(create_task=False)
27
28# -----------------------------------------------------------------------------
29@AsyncRunner.run_in_task()
30async def func1(x, y):
31    print('FUNC1: start', x, y)
32    await asyncio.sleep(x)
33    print('FUNC1: end', x, y)
34
35
36# -----------------------------------------------------------------------------
37@AsyncRunner.run_in_task(queue=my_work_queue1)
38async def func2(x, y):
39    print('FUNC2: start', x, y)
40    await asyncio.sleep(x)
41    print('FUNC2: end', x, y)
42
43
44# -----------------------------------------------------------------------------
45@AsyncRunner.run_in_task(queue=my_work_queue2)
46async def func3(x, y):
47    print('FUNC3: start', x, y)
48    await asyncio.sleep(x)
49    print('FUNC3: end', x, y)
50
51
52# -----------------------------------------------------------------------------
53@AsyncRunner.run_in_task(queue=None)
54async def func4(x, y):
55    print('FUNC4: start', x, y)
56    await asyncio.sleep(x)
57    print('FUNC4: end', x, y)
58
59    raise ValueError('test')
60
61
62# -----------------------------------------------------------------------------
63async def main():
64    print("MAIN: start, loop=", asyncio.get_running_loop())
65    print("MAIN: invoke func1")
66    func1(1, 2)
67
68    print("MAIN: invoke func2")
69    func2(3, 4)
70
71    print("MAIN: invoke func3")
72    func3(5, 6)
73
74    print("MAIN: invoke func4")
75    func4(7, 8)
76
77    print("MAIN: sleeping 2 seconds")
78    await asyncio.sleep(2)
79    print("MAIN: running my_work_queue2.run")
80    await my_work_queue2.run()
81    print("MAIN: end (should never get here)")
82
83
84# -----------------------------------------------------------------------------
85logging.basicConfig(level=os.environ.get('BUMBLE_LOGLEVEL', 'DEBUG').upper())
86asyncio.run(main())
87