import datetime
import logging
import os
+import socket
import sys
import time
import urllib3
import zeep.cache
import zeep.transports
-__version__ = '3.2.2'
+__version__ = '3.4.5'
LOG = logging.getLogger(__name__)
LOG.setLevel(logging.NOTSET)
}
station = dict()
+
station['provider'] = config['station']['type']
if station['provider'] not in ['nrcs', 'mesowest', 'python']:
print("Please specify either nrcs or mesowest as the station type.")
sys.exit(1)
+ # massage units config items first
+ #
+ # NOTE: custom providers don't require units to be specified
+ # because they can do whatever they please with the units
+ # within their own program
+ if station['provider'] != "python":
+ station['units'] = config['station']['units']
+
+ if station['units'] not in ['metric', 'english', 'american']:
+ print("Please specify metric, english, or american for the units.")
+ sys.exit(1)
+ else:
+ # if units are specified as "American" then we simply
+ # default to metric for the requests
+ if station['units'] == 'american':
+ station['units_requested'] = 'metric'
+ else:
+ station['units_requested'] = station['units']
+
+ # massage provider config items
if station['provider'] == 'nrcs':
- station['source'] = 'https://www.wcc.nrcs.usda.gov/awdbWebService/services?WSDL'
+ #station['source'] = 'https://www.wcc.nrcs.usda.gov/awdbWebService/services?WSDL'
+ station['source'] = 'https://wcc.sc.egov.usda.gov/awdbWebService/services?WSDL'
+
station['station_id'] = config['station']['station_id']
station['desired_data'] = config['station']['desired_data'].split(',')
- station['units'] = config['station']['units']
if station['provider'] == 'mesowest':
station['source'] = 'https://api.synopticdata.com/v2/stations/timeseries'
station['station_id'] = config['station']['station_id']
- station['units'] = config['station']['units']
station['desired_data'] = config['station']['desired_data']
# construct full API URL (sans start/end time, added later)
station['source'] = station['source'] + '?token=' + \
config['station']['token'] + \
- '&within=60&units=' + station['units'] + \
+ '&within=60&units=' + station['units_requested'] + \
'&stid=' + station['station_id'] + \
'&vars=' + station['desired_data']
LOG.critical("%s is not a valid timezone", tz)
sys.exit(1)
+ # By default, fetch three hours of data
+ #
+ # If user wants hn24 or wind averaging, then
+ # we need more.
+ station['num_hrs_to_fetch'] = 3
+
+ # HN24
+ if 'hn24' in config['station']:
+ if config['station']['hn24'] not in ['true', 'false']:
+ raise ValueError("hn24 must be either 'true' or 'false'")
+
+ if config['station']['hn24'] == "true":
+ station['hn24'] = True
+ station['num_hrs_to_fetch'] = 24
+ else:
+ station['hn24'] = False
+ else:
+ # default to False
+ station['hn24'] = False
+
+ # Wind mode
+ if 'wind_mode' in config['station']:
+ if config['station']['wind_mode'] not in ['normal', 'average']:
+ raise ValueError("wind_mode must be either 'normal' or 'average'")
+
+ station['wind_mode'] = config['station']['wind_mode']
+
+ if station['wind_mode'] == "average":
+ station['num_hrs_to_fetch'] = 24
+ else:
+ # default to False
+ station['wind_mode'] = "normal"
+
except KeyError as err:
LOG.critical("%s not defined in configuration file", err)
sys.exit(1)
+ except ValueError as err:
+ LOG.critical("%s", err)
+ sys.exit(1)
# all sections/values present in config file, final sanity check
try:
# fallback to stdout
handler = logging.StreamHandler(sys.stdout)
formatter = logging.Formatter('%(asctime)s.%(msecs)03d '
- '%(levelname)s %(module)s - %(funcName)s: %(message)s',
- '%Y-%m-%d %H:%M:%S')
+ '%(levelname)s %(module)s - '
+ '%(funcName)s: %(message)s',
+ '%Y-%m-%d %H:%M:%S')
handler.setFormatter(formatter)
LOG.addHandler(handler)
if station['provider'] != 'python' and station['units'] == 'metric':
final_data = switch_units_to_metric(final_data, fmap)
+ # likewise for "American" units
+ if station['provider'] != 'python' and station['units'] == 'american':
+ final_data = switch_units_to_american(final_data, fmap)
+
(begin_date, end_date) = setup_time_values(station)
if station['provider'] == 'python':
if station['provider'] == 'nrcs' and station['units'] == 'metric':
infoex['wx_data'][element_cd] = convert_nrcs_units_to_metric(element_cd, infoex['wx_data'][element_cd])
+ if station['provider'] != 'python' and station['units'] == 'american':
+ infoex['wx_data'][element_cd] = convert_units_to_american(element_cd, infoex['wx_data'][element_cd])
+
# Massage precision of certain values to fit InfoEx's
# expectations
#
# Avoid transforming None values
if element_cd in ['wind_speed', 'WSPD', 'wind_direction',
'RHUM', 'relative_humidity', 'WDIR',
- 'wind_gust', 'SNWD', 'snow_depth']:
+ 'wind_gust', 'SNWD', 'snow_depth',
+ 'hn24']:
infoex['wx_data'][element_cd] = round(infoex['wx_data'][element_cd])
elif element_cd in ['TOBS', 'air_temp', 'PRES', 'pressure']:
infoex['wx_data'][element_cd] = round(infoex['wx_data'][element_cd], 1)
return 1
if not options.dry_run:
- upload_csv(infoex['csv_filename'], infoex)
+ try:
+ upload_csv(infoex['csv_filename'], infoex)
+ except socket.timeout:
+ LOG.critical("FTP timed out")
LOG.debug('DONE')
return 0
iemap['WDIR'] = 'windDirectionNum'
# unsupported by NRCS:
# windGustSpeedNum
+
+ # NOTE: this doesn't exist in NRCS SNOTEL, we create it in this
+ # program, so add it to the map here
+ iemap['hn24'] = 'hn24Auto'
elif provider == 'mesowest':
iemap['precip_accum'] = 'precipitationGauge'
iemap['air_temp'] = 'tempPres'
iemap['wind_speed'] = 'windSpeedNum'
iemap['wind_direction'] = 'windDirectionNum'
iemap['wind_gust'] = 'windGustSpeedNum'
+
+ # NOTE: this doesn't exist in MesoWest, we create it in this
+ # program, so add it to the map here
+ iemap['hn24'] = 'hn24Auto'
elif provider == 'python':
# we expect Python programs to use the InfoEx data type names
iemap['precipitationGauge'] = 'precipitationGauge'
+ iemap['precipitationGaugeUnit'] = 'precipitationGaugeUnit'
iemap['tempPres'] = 'tempPres'
+ iemap['tempPresUnit'] = 'tempPresUnit'
iemap['tempMaxHour'] = 'tempMaxHour'
+ iemap['tempMaxHourUnit'] = 'tempMaxHourUnit'
iemap['tempMinHour'] = 'tempMinHour'
+ iemap['tempMinHourUnit'] = 'tempMinHourUnit'
iemap['hS'] = 'hS'
+ iemap['hsUnit'] = 'hsUnit'
iemap['baro'] = 'baro'
iemap['rH'] = 'rH'
iemap['windSpeedNum'] = 'windSpeedNum'
+ iemap['windSpeedUnit'] = 'windSpeedUnit'
iemap['windDirectionNum'] = 'windDirectionNum'
iemap['windGustSpeedNum'] = 'windGustSpeedNum'
+ iemap['dewPointUnit'] = 'dewPointUnit'
+ iemap['hn24AutoUnit'] = 'hn24AutoUnit'
+ iemap['hstAutoUnit'] = 'hstAutoUnit'
return iemap
else:
remote_data[element_cd] = None
+
+ # calc hn24, if applicable
+ hn24 = None
+
+ if station['hn24']:
+ hn24_values = []
+
+ if element_cd == "SNWD":
+ for idx, _ in enumerate(values):
+ val = values[idx]
+ if val is None:
+ continue
+ hn24_values.append(val['value'])
+
+ if len(hn24_values) > 0:
+ # instead of taking MAX - MIN, we want the first
+ # value (most distant) - the last value (most
+ # recent)
+ #
+ # if the result is positive, then we have
+ # settlement; if it's not, then we have HN24
+ hn24 = hn24_values[0] - hn24_values[len(hn24_values)-1]
+
+ if hn24 < 0.0:
+ hn24 = abs(hn24)
+ else:
+ # this case represents HS settlement
+ hn24 = 0.0
+
+ # finally, if user wants hn24 and it's set to None at this
+ # point, then force it to 0.0
+ if hn24 is None:
+ hn24 = 0.0
+
+ if hn24 is not None:
+ if station['hn24']:
+ remote_data['hn24'] = hn24
+
return remote_data
def get_mesowest_data(begin, end, station):
LOG.error("Bad JSON in MesoWest response: '%s'", exc)
sys.exit(1)
+ # pos represents the last item in the array, aka the most recent
pos = len(observations['date_time']) - 1
+ # while these values only apply in certain cases, init them here
+ wind_speed_values = []
+ wind_gust_speed_values = []
+ wind_direction_values = []
+ hn24_values = []
+
+ # results
+ wind_speed_avg = None
+ wind_gust_speed_avg = None
+ wind_direction_avg = None
+ hn24 = None
+
for element_cd in station['desired_data'].split(','):
# sort and isolate the most recent, see note above in NRCS for how and
# why this is done
key_name = element_cd + '_set_1'
if key_name in observations:
- if observations[key_name][pos]:
- remote_data[element_cd] = observations[key_name][pos]
+ # val is what will make it into the dataset, after
+ # conversions... it gets defined here because in certain
+ # cases we need to look at all of the data to calculate HN24
+ # or wind averages, but for the rest of the data, we only
+ # take the most recent
+ val = None
+
+ # loop through all observations for this key_name
+ # record relevant values for wind averaging or hn24, but
+ # otherwise only persist the data if it's the last datum in
+ # the set
+ for idx, _ in enumerate(observations[key_name]):
+ val = observations[key_name][idx]
+
+ # skip bunk vals
+ if val is None:
+ continue
# mesowest by default provides wind_speed in m/s, but
# we specify 'english' units in the request; either way,
# we want mph
if element_cd in ('wind_speed', 'wind_gust'):
- remote_data[element_cd] = kn_to_mph(remote_data[element_cd])
- else:
+ val = kn_to_mph(val)
+
+ # mesowest provides HS in mm, not cm; we want cm
+ if element_cd == 'snow_depth' and station['units'] == 'metric':
+ val = mm_to_cm(val)
+
+ # HN24 / wind_mode transformations, once the data has
+ # completed unit conversions
+ if station['wind_mode'] == "average":
+ if element_cd == 'wind_speed' and val is not None:
+ wind_speed_values.append(val)
+ elif element_cd == 'wind_gust' and val is not None:
+ wind_gust_speed_values.append(val)
+ elif element_cd == 'wind_direction' and val is not None:
+ wind_direction_values.append(val)
+
+ if element_cd == 'snow_depth':
+ hn24_values.append(val)
+
+ # again, only persist this datum to the final data if
+ # it's from the most recent date
+ if idx == pos:
+ remote_data[element_cd] = val
+
+ # ensure that the data is filled out
+ if not observations[key_name][pos]:
remote_data[element_cd] = None
else:
remote_data[element_cd] = None
+ if len(hn24_values) > 0:
+ # instead of taking MAX - MIN, we want the first value (most
+ # distant) - the last value (most recent)
+ #
+ # if the result is positive, then we have settlement; if it's not,
+ # then we have HN24
+ hn24 = hn24_values[0] - hn24_values[len(hn24_values)-1]
+
+ if hn24 < 0.0:
+ hn24 = abs(hn24)
+ else:
+ # this case represents HS settlement
+ hn24 = 0.0
+
+
+ # finally, if user wants hn24 and it's set to None at this
+ # point, then force it to 0.0
+ if station['hn24'] and hn24 is None:
+ hn24 = 0.0
+
+ if len(wind_speed_values) > 0:
+ wind_speed_avg = sum(wind_speed_values) / len(wind_speed_values)
+
+ if len(wind_gust_speed_values) > 0:
+ wind_gust_speed_avg = sum(wind_gust_speed_values) / len(wind_gust_speed_values)
+
+ if len(wind_direction_values) > 0:
+ wind_direction_avg = sum(wind_direction_values) / len(wind_direction_values)
+
+ if hn24 is not None:
+ if station['hn24']:
+ remote_data['hn24'] = hn24
+
+ # overwrite the following with the respective averages, if
+ # applicable
+ if wind_speed_avg is not None:
+ remote_data['wind_speed'] = wind_speed_avg
+
+ if wind_gust_speed_avg is not None:
+ remote_data['wind_gust'] = wind_gust_speed_avg
+
+ if wind_direction_avg is not None:
+ remote_data['wind_direction'] = wind_direction_avg
+
return remote_data
def switch_units_to_metric(data_map, mapping):
return data_map
+def switch_units_to_american(data_map, mapping):
+ """
+ replace units with the American mixture of metric and imperial
+
+ Precip values = metric
+ Wind values = imperial
+ """
+
+ # precip values
+ data_map[mapping['tempMaxHourUnit']] = 'C'
+ data_map[mapping['tempMinHourUnit']] = 'C'
+ data_map[mapping['tempPresUnit']] = 'C'
+ data_map[mapping['dewPointUnit']] = 'C'
+
+ data_map[mapping['precipitationGaugeUnit']] = 'cm'
+ data_map[mapping['hsUnit']] = 'cm'
+ data_map[mapping['hn24AutoUnit']] = 'cm'
+ data_map[mapping['hstAutoUnit']] = 'cm'
+
+ data_map[mapping['baroUnit']] = 'inHg'
+
+ # wind values
+ data_map[mapping['windSpeedUnit']] = 'mph'
+ data_map[mapping['windGustSpeedNumUnit']] = 'mph'
+
+ return data_map
+
def convert_nrcs_units_to_metric(element_cd, value):
"""convert NRCS values from English to metric"""
if element_cd == 'TOBS':
value = in_to_mm(value)
return value
+def convert_units_to_american(element_cd, value):
+ """
+ convert value to 'American' units
+
+ The original unit is always metric.
+
+ Precip values = metric
+ Wind values = imperial
+ """
+
+ # no need to convert precip values, as they will arrive in metric
+ # units in "American" units mode
+ # # temp values
+ # if element_cd in ['TMAX', 'TMIN', 'TOBS', 'air_temp', 'air_temp_high_24_hour', 'air_temp_low_24_hour']:
+ # value = c_to_f(value)
+
+ # mesowest provides HS in mm, not cm; we want cm
+ if element_cd == 'snow_depth':
+ value = mm_to_cm(value)
+
+ # baro values also arrive in metric, so convert to imperial
+ if element_cd in ['PRES', 'pressure']:
+ value = inhg_to_pascal(value)
+
+ if element_cd in ['WSPD', 'wind_speed', 'wind_gust']:
+ value = ms_to_mph(value)
+
+ return value
+
# CSV operations
def write_local_csv(path_to_file, data):
"""Write the specified CSV file to disk"""
with open(path_to_file, 'rb') as file_object:
LOG.debug("uploading FTP file '%s'", infoex_data['host'])
ftp = FTP(infoex_data['host'], infoex_data['uuid'],
- infoex_data['api_key'])
+ infoex_data['api_key'], timeout=10)
ftp.storlines('STOR ' + path_to_file, file_object)
ftp.close()
file_object.close()
end_date = date_time - datetime.timedelta(minutes=date_time.minute % 60,
seconds=date_time.second,
microseconds=date_time.microsecond)
- begin_date = end_date - datetime.timedelta(hours=3)
+ begin_date = end_date - datetime.timedelta(hours=station['num_hrs_to_fetch'])
return (begin_date, end_date)
def f_to_c(f):
"""convert Fahrenheit to Celsius"""
return (float(f) - 32) * 5.0/9.0
+def c_to_f(c):
+ """convert Celsius to Fahrenheit"""
+ return (float(c) * 1.8) + 32
+
def in_to_cm(inches):
- """convert inches to centimetrs"""
+ """convert inches to centimeters"""
return float(inches) * 2.54
+def cm_to_in(cms):
+ """convert centimeters to inches"""
+ return float(cms) / 2.54
+
+def pascal_to_inhg(pa):
+ """convert pascals to inches of mercury"""
+ return float(pa) * 0.00029530
+
+def inhg_to_pascal(inhg):
+ """convert inches of mercury to pascals"""
+ return float(inhg) / 0.00029530
+
def in_to_mm(inches):
"""convert inches to millimeters"""
return (float(inches) * 2.54) * 10.0
"""convert knots to miles per hour"""
return kn * 1.150779
+def mm_to_cm(mm):
+ """convert millimeters to centimeters"""
+ return mm / 10.0
+
if __name__ == "__main__":
sys.exit(main())