/usr/lib/python3/dist-packages/tenacity/async.py is in python3-tenacity 4.8.0-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | # -*- coding: utf-8 -*-
# Copyright 2016 Étienne Bersac
# Copyright 2016 Julien Danjou
# Copyright 2016 Joshua Harlow
# Copyright 2013-2014 Ray Holder
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import asyncio
import sys
from monotonic import monotonic as now
from tenacity import BaseRetrying
from tenacity import DoAttempt
from tenacity import DoSleep
from tenacity import NO_RESULT
class AsyncRetrying(BaseRetrying):
def __init__(self,
sleep=asyncio.sleep,
**kwargs):
super(AsyncRetrying, self).__init__(**kwargs)
self.sleep = sleep
@asyncio.coroutine
def call(self, fn, *args, **kwargs):
self.begin(fn)
result = NO_RESULT
exc_info = None
start_time = now()
while True:
do = self.iter(result=result, exc_info=exc_info,
start_time=start_time)
if isinstance(do, DoAttempt):
try:
result = yield from fn(*args, **kwargs)
exc_info = None
continue
except Exception:
result = NO_RESULT
exc_info = sys.exc_info()
continue
elif isinstance(do, DoSleep):
result = NO_RESULT
exc_info = None
yield from self.sleep(do)
else:
return do
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