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#
# 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()
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