X-Git-Url: https://wylark.com/src/infoex-autowx.git/blobdiff_plain/73b4a58a7afe2147c40059ea1a657abaabc3cdaa..cc8965dec8a376198391d05bebd97c06587d8c1b:/infoex-autowx.py diff --git a/infoex-autowx.py b/infoex-autowx.py index b663163..f1303f8 100755 --- a/infoex-autowx.py +++ b/infoex-autowx.py @@ -43,7 +43,7 @@ import zeep import zeep.cache import zeep.transports -__version__ = '3.2.1' +__version__ = '3.4.0' LOG = logging.getLogger(__name__) LOG.setLevel(logging.NOTSET) @@ -128,9 +128,45 @@ def setup_config(config): 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: @@ -155,6 +191,11 @@ def setup_logging(log_level): #LOG.addHandler(logging.handlers.SysLogHandler()) # 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') + handler.setFormatter(formatter) LOG.addHandler(handler) # ugly, but passable @@ -271,6 +312,9 @@ def main(): LOG.warning("BAD KEY wx_data['%s']", element_cd) continue + if infoex['wx_data'][element_cd] is None: + continue + # do the conversion before the rounding 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]) @@ -282,14 +326,15 @@ def main(): # direction, wind gust, snow depth # 1 decimal place: air temp, baro # Avoid transforming None values - if infoex['wx_data'][element_cd] is None: - continue - elif element_cd in ['wind_speed', 'WSPD', 'wind_direction', - 'RHUM', 'relative_humidity', 'WDIR', - 'wind_gust', 'SNWD', 'snow_depth']: + if element_cd in ['wind_speed', 'WSPD', 'wind_direction', + 'RHUM', 'relative_humidity', 'WDIR', + '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) + elif element_cd in ['PREC', 'precip_accum']: + infoex['wx_data'][element_cd] = round(infoex['wx_data'][element_cd], 2) # CONSIDER: Casting every value to Float() -- need to investigate if # any possible elementCds we may want are any other data @@ -385,6 +430,10 @@ def setup_infoex_counterparts_mapping(provider): 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' @@ -396,6 +445,10 @@ def setup_infoex_counterparts_mapping(provider): 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' @@ -450,6 +503,43 @@ def get_nrcs_data(begin, end, station): 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: + remote_data['hn24'] = hn24 + return remote_data def get_mesowest_data(begin, end, station): @@ -462,7 +552,12 @@ def get_mesowest_data(begin, end, station): # construct final, completed API URL api_req_url = station['source'] + '&start=' + begin_date_str + '&end=' + end_date_str - req = requests.get(api_req_url) + + try: + req = requests.get(api_req_url) + except requests.exceptions.ConnectionError: + LOG.error("Could not connect to '%s'", api_req_url) + sys.exit(1) try: json = req.json() @@ -487,8 +582,21 @@ 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 @@ -507,19 +615,101 @@ def get_mesowest_data(begin, end, station): 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: + 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): @@ -589,7 +779,7 @@ def setup_time_values(station): 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): @@ -612,5 +802,9 @@ def kn_to_mph(kn): """convert knots to miles per hour""" return kn * 1.150779 +def mm_to_cm(mm): + """convert millimeters to centimetrs""" + return mm / 10.0 + if __name__ == "__main__": sys.exit(main())