48 lines
1.7 KiB
Python
48 lines
1.7 KiB
Python
# Author: François Rossigneux <francois.rossigneux@inria.fr>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from random import randrange
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import time
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from driver import Driver
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class Dummy(Driver):
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"""Dummy driver derived from Driver class. Usefull for tests."""
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def __init__(self, probe_ids, **kwargs):
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"""Initializes the dummy driver.
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Keyword arguments:
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probe_ids -- list containing the probes IDs
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(a wattmeter monitor sometimes several probes)
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kwargs -- keywords (min_value and max_value)
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defining the random value interval
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"""
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Driver.__init__(self, probe_ids, kwargs)
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self.min_value = int(kwargs.get('min', 75))
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self.max_value = int(kwargs.get('max', 100))
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def run(self):
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"""Starts the driver thread."""
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while not self.stop_request_pending():
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measurements = {}
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for probe_id in self.probe_ids:
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measurements['w'] = randrange(self.min_value, self.max_value+1)
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measurements['v'] = 230.0
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measurements['a'] = measurements['w'] / measurements['v']
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self.send_measurements(probe_id, measurements)
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time.sleep(1)
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