/
callback.py
43 lines (36 loc) · 1.28 KB
/
callback.py
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
#
# This file is part of Scalable COncurrent Operations in Python (SCOOP).
#
# SCOOP is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
#
# SCOOP 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with SCOOP. If not, see <http://www.gnu.org/licenses/>.
#
"""
Example of Future callback usage.
"""
from scoop import futures
import time
def myFunc(n):
time.sleep(n)
return n
def doneElement(inFuture):
print("Done: {0}".format(inFuture.result()))
def main():
# Create launches
launches = [futures.submit(myFunc, i + 1) for i in range(5)]
# Add a callback on every launches
for launch in launches:
launch.add_done_callback(doneElement)
# Wait for the launches to complete.
[completed for completed in futures.as_completed(launches)]
if __name__ == "__main__":
main()