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#
# A library to manage ARCFIRE experiments
#
# Copyright (C) 2017 Nextworks S.r.l.
# Copyright (C) 2017 imec
#
# Sander Vrijders <sander.vrijders@ugent.be>
# Dimitri Staessens <dimitri.staessens@ugent.be>
# Vincenzo Maffione <v.maffione@nextworks.it>
# Marco Capitani <m.capitani@nextworks.it>
#
# This library 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 2.1 of the License, or (at your option) any later version.
#
# This library 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 this library; if not, write to the Free Software
# Foundation, Inc., http://www.fsf.org/about/contact/.
#
import time
import rumba.log as log
import rumba.model as model
logger = log.get_logger(__name__)
class ExperimentManager(object):
PROMPT = 1
AUTO = 2
NO = 3
def __init__(self, experiment, do_swap_out=AUTO):
assert isinstance(experiment, model.Experiment), \
'An experiment instance is required.'
self.experiment = experiment
self.do_swap_out = do_swap_out
def __enter__(self):
pass
def __exit__(self, exc_type, exc_val, exc_tb):
if self.do_swap_out == self.PROMPT:
logger.info('Press ENTER to start swap out.')
input('')
if self.do_swap_out == self.PROMPT \
or self.do_swap_out == self.AUTO:
self.experiment.swap_out()
if exc_val is not None:
logger.error('Something went wrong. Got %s: %s',
type(exc_val).__name__, str(exc_val))
time.sleep(0.1) # Give the queue logger enough time to flush.
return True # Suppress the exception we logged: no traceback.
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