def test_sampler(self):
sample_time = 2
sleep_time = 0.10
start = datetime.datetime.now()
sampler = Sampler( SDS011(True) , sample_time = sample_time , sleep_time = sleep_time )
data = sampler.collect( )
stop = datetime.datetime.now( )
dt = stop - start
self.assertTrue( (dt.total_seconds() - sample_time) > 0)
def test_sampler(self):
sample_time = 2
sleep_time = 0.10
start = datetime.datetime.now()
sampler = Sampler(SDS011(True),
sample_time=sample_time,
sleep_time=sleep_time)
data = sampler.collect()
stop = datetime.datetime.now()
dt = stop - start
self.assertTrue((dt.total_seconds() - sample_time) > 0)
def test_sampler(self):
with self.assertRaises(ValueError):
sampler = Sampler(SDS011(True))
with self.assertRaises(ValueError):
sampler = Sampler(SDS011(True), num_sample=100)
with self.assertRaises(ValueError):
sampler = Sampler(SDS011(True),
num_sample=100,
sleep_time=10,
sample_time=100)
with self.assertRaises(ValueError):
sampler = Sampler(SDS011(True), sample_time=10, sleep_time=100)
sampler = Sampler(SDS011(True), sample_time=1, num_sample=10)
data = sampler.collect()
for x in data:
self.assertEqual(len(x), 10)
from git_module import GitModule
def restart(config):
git_module = GitModule( url = config.getRepoURL() )
git_module.checkout( config.getGitRef( ) )
git_module.runTests( "tests/run_tests" )
#git_module.install( )
#os.fork+++
#choose one of the following depending on how your SDS is connected
#ser = serial.Serial('/dev/tty.wchusbserial1430', baudrate=9600, stopbits=1, parity="N", timeout=2)
#ser = serial.Serial('/dev/ttyUSB0', baudrate=9600, stopbits=1, parity="N", timeout=2)
#ser = serial.Serial('/dev/ttyAMA0', baudrate=9600, stopbits=1, parity="N", timeout=2)
config = DeviceConfig( config_file )
device_id = config.getDeviceID( )
client_pm10 = FriskbyClient(config , "%s_PM10" % device_id)
client_pm25 = FriskbyClient(config , "%s_PM25" % device_id)
sampler = Sampler( SDS011 , sample_time = SAMPLE_TIME , sleep_time = 0.50 )
while True:
data = sampler.collect( )
client_pm10.post( data[0].mean() )
client_pm25.post( data[1].mean() )
if config.updateRequired():
restart(config)
