def Hourly(data_dir):
# get file locations
params = DataStore.params(data_dir)
# localise application
Localisation.SetApplicationLanguage(params)
# open data file stores
raw_data = DataStore.data_store(data_dir)
calib_data = DataStore.calib_store(data_dir)
hourly_data = DataStore.hourly_store(data_dir)
daily_data = DataStore.daily_store(data_dir)
monthly_data = DataStore.monthly_store(data_dir)
# get weather station data
# LogData.LogData(params, raw_data)
# do the processing
Process.Process(params, raw_data, calib_data, hourly_data, daily_data,
monthly_data)
# do tasks
if not Tasks.RegularTasks(params, calib_data, hourly_data, daily_data,
monthly_data).do_tasks():
return 1
return 0
def LiveLog(data_dir):
logger = logging.getLogger('pywws.LiveLog')
params = DataStore.params(data_dir)
status = DataStore.status(data_dir)
# localise application
Localisation.SetApplicationLanguage(params)
# open data file stores
raw_data = DataStore.data_store(data_dir)
calib_data = DataStore.calib_store(data_dir)
hourly_data = DataStore.hourly_store(data_dir)
daily_data = DataStore.daily_store(data_dir)
monthly_data = DataStore.monthly_store(data_dir)
# create a DataLogger object
datalogger = DataLogger(params, status, raw_data)
# create a RegularTasks object
asynch = eval(params.get('config', 'asynchronous', 'False'))
tasks = Tasks.RegularTasks(params,
status,
raw_data,
calib_data,
hourly_data,
daily_data,
monthly_data,
asynch=asynch)
# get live data
try:
for data, logged in datalogger.live_data(
logged_only=(not tasks.has_live_tasks())):
if logged:
# process new data
Process.Process(params, raw_data, calib_data, hourly_data,
daily_data, monthly_data)
# do tasks
tasks.do_tasks()
else:
tasks.do_live(data)
except Exception, ex:
logger.exception(ex)
argv = sys.argv
try:
opts, args = getopt.getopt(argv[1:], "h", ['help'])
except getopt.error, msg:
print >>sys.stderr, 'Error: %s\n' % msg
print >>sys.stderr, __usage__.strip()
return 1
# process options
for o, a in opts:
if o == '-h' or o == '--help':
print __usage__.strip()
return 0
# check arguments
if len(args) != 4:
print >>sys.stderr, 'Error: 4 arguments required\n'
print >>sys.stderr, __usage__.strip()
return 2
logger = ApplicationLogger(2)
params = DataStore.params(args[0])
status = DataStore.status(args[0])
Localisation.SetApplicationLanguage(params)
return GraphPlotter(
params, status,
DataStore.calib_store(args[0]), DataStore.hourly_store(args[0]),
DataStore.daily_store(args[0]), DataStore.monthly_store(args[0]),
args[1]
).DoPlot(GraphFileReader(args[2]), args[3])
if __name__ == "__main__":
sys.exit(main())
def LiveLog(data_dir):
logger = logging.getLogger('pywws.LiveLog')
params = DataStore.params(data_dir)
# localise application
Localisation.SetApplicationLanguage(params)
# connect to weather station
ws_type = params.get('config', 'ws type')
if ws_type:
params._config.remove_option('config', 'ws type')
params.set('fixed', 'ws type', ws_type)
ws_type = params.get('fixed', 'ws type', '1080')
ws = WeatherStation.weather_station(ws_type=ws_type)
fixed_block = CheckFixedBlock(ws, params, logger)
if not fixed_block:
logger.error("Invalid data from weather station")
return 3
# open data file stores
raw_data = DataStore.data_store(data_dir)
calib_data = DataStore.calib_store(data_dir)
hourly_data = DataStore.hourly_store(data_dir)
daily_data = DataStore.daily_store(data_dir)
monthly_data = DataStore.monthly_store(data_dir)
# create a RegularTasks object
tasks = Tasks.RegularTasks(
params, calib_data, hourly_data, daily_data, monthly_data)
# get time of last logged data
two_minutes = timedelta(minutes=2)
last_stored = raw_data.before(datetime.max)
if last_stored == None:
last_stored = datetime.min
if datetime.utcnow() < last_stored:
raise ValueError('Computer time is earlier than last stored data')
last_stored += two_minutes
# get live data
hour = timedelta(hours=1)
next_hour = datetime.utcnow().replace(
minute=0, second=0, microsecond=0) + hour
next_ptr = None
for data, ptr, logged in ws.live_data(
logged_only=(not tasks.has_live_tasks())):
now = data['idx']
if logged:
if ptr == next_ptr:
# data is contiguous with last logged value
raw_data[now] = data
else:
# catch up missing data
Catchup(ws, logger, raw_data, now, ptr)
next_ptr = ws.inc_ptr(ptr)
# process new data
Process.Process(params, raw_data, calib_data,
hourly_data, daily_data, monthly_data)
# do tasks
tasks.do_tasks()
if now >= next_hour:
next_hour += hour
fixed_block = CheckFixedBlock(ws, params, logger)
if not fixed_block:
logger.error("Invalid data from weather station")
return 3
params.flush()
else:
tasks.do_live(data)
return 0