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windyLib.py
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windyLib.py
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# credit @Author: Louis He
# 2018 windyLib.py
import json
import urllib.request
import time
class windyWeather():
def __init__(self, inputOrg, inputLon, inputLat):
self.org = inputOrg
self.lon = inputLon
self.lat = inputLat
self.verticalInfo = []
if self.org.upper() != 'EC' and self.org.upper() != 'GFS':
print('Error: Organization should be \'EC\' or \'GFS\'')
else:
try:
tmplon = float(self.lon)
tmplat = float(self.lat)
try:
self.JSON = self.updateWeatherData()
self.getTimeSeriesVerticalWeather()
except:
print('Error: Weather data attempt to access failed.')
except:
print('Error: Longitude and Latitude should be float type.')
def updateInfo(self, inputOrg, inputLon, inputLat):
self.org = inputOrg
self.lon = inputLon
self.lat = inputLat
self.JSON = ''
self.verticalInfo = []
if self.org.upper() != 'EC' and self.org.upper() != 'GFS':
print('Error: Organization should be \'EC\' or \'GFS\'')
else:
try:
tmplon = float(self.lon)
tmplat = float(self.lat)
try:
self.JSON = self.updateWeatherData()
self.getTimeSeriesVerticalWeather()
except:
print('Error: Weather data attempt to access failed.')
except:
print('Error: Longitude and Latitude should be float type.')
def updateWeatherData(self):
try:
if self.org == 'GFS' or self.org == 'gfs' or self.org == 'Gfs':
data = urllib.request.urlopen('https://node.windy.com/forecast/meteogram/gfs/' + str(self.lat) +'/' + str(self.lon)).read()
if self.org == 'EC' or self.org == 'ec' or self.org == 'Ec':
data = urllib.request.urlopen('https://node.windy.com/forecast/meteogram/ecmwf/' + str(self.lat) +'/' + str(self.lon)).read()
record = data.decode('UTF-8')
data = json.loads(record)
return data
except:
return {'Wrong input parameter or Internet problem, please check'}
def analyzeDetailT(self):
JSON = self.JSON
model = JSON['header']['model']
reftime = JSON['header']['refTime']
T1000 = JSON['data']['temp-1000h']
T950 = JSON['data']['temp-950h']
T900 = JSON['data']['temp-900h']
T850 = JSON['data']['temp-850h']
T800 = JSON['data']['temp-800h']
T700 = JSON['data']['temp-700h']
T600 = JSON['data']['temp-600h']
T500 = JSON['data']['temp-500h']
T400 = JSON['data']['temp-400h']
T300 = JSON['data']['temp-300h']
T200 = JSON['data']['temp-200h']
T750 = []
T650 = []
T550 = []
T450 = []
T350 = []
T250 = []
count = 0
for i in T800:
T1000[count] -= 273.15
T950[count] -= 273.15
T900[count] -= 273.15
T850[count] -= 273.15
T800[count] -= 273.15
T700[count] -= 273.15
T600[count] -= 273.15
T500[count] -= 273.15
T400[count] -= 273.15
T300[count] -= 273.15
T200[count] -= 273.15
T750.append((T700[count] + T800[count])/2.0)
T650.append((T600[count] + T700[count]) / 2.0)
T550.append((T500[count] + T600[count]) / 2.0)
T450.append((T400[count] + T500[count]) / 2.0)
T350.append((T300[count] + T400[count]) / 2.0)
T250.append((T200[count] + T300[count]) / 2.0)
count += 1
# print('T analyzed.')
return [T1000,T950,T900,T850,T800,T750,T700,T650,T600,T550,T500,T450,T400,T350,T300,T250,T200]
def analyzeDetailRH(self):
JSON = self.JSON
model = JSON['header']['model']
reftime = JSON['header']['refTime']
RH1000 = JSON['data']['rh-1000h']
RH950 = JSON['data']['rh-950h']
RH900 = JSON['data']['rh-900h']
RH850 = JSON['data']['rh-850h']
RH800 = JSON['data']['rh-800h']
RH700 = JSON['data']['rh-700h']
RH600 = JSON['data']['rh-600h']
RH500 = JSON['data']['rh-500h']
RH400 = JSON['data']['rh-400h']
RH300 = JSON['data']['rh-300h']
RH200 = JSON['data']['rh-200h']
RH750 = []
RH650 = []
RH550 = []
RH450 = []
RH350 = []
RH250 = []
count = 0
for i in RH800:
RH750.append((RH700[count] + RH800[count])/2.0)
RH650.append((RH600[count] + RH700[count]) / 2.0)
RH550.append((RH500[count] + RH600[count]) / 2.0)
RH450.append((RH400[count] + RH500[count]) / 2.0)
RH350.append((RH300[count] + RH400[count]) / 2.0)
RH250.append((RH200[count] + RH300[count]) / 2.0)
count += 1
# print('RH analyzed.')
return [RH1000,RH950,RH900,RH850,RH800,RH750,RH700,RH650,RH600,RH550,RH500,RH450,RH400,RH350,RH300,RH250,RH200]
def analyzeDetailwindV(self):
JSON = self.JSON
model = JSON['header']['model']
reftime = JSON['header']['refTime']
WV1000 = JSON['data']['wind_v-1000h']
WV950 = JSON['data']['wind_v-950h']
WV900 = JSON['data']['wind_v-900h']
WV850 = JSON['data']['wind_v-850h']
WV800 = JSON['data']['wind_v-800h']
WV700 = JSON['data']['wind_v-700h']
WV600 = JSON['data']['wind_v-600h']
WV500 = JSON['data']['wind_v-500h']
WV400 = JSON['data']['wind_v-400h']
WV300 = JSON['data']['wind_v-300h']
WV200 = JSON['data']['wind_v-200h']
WV750 = []
WV650 = []
WV550 = []
WV450 = []
WV350 = []
WV250 = []
count = 0
for i in WV800:
WV750.append((WV700[count] + WV800[count]) / 2.0)
WV650.append((WV600[count] + WV700[count]) / 2.0)
WV550.append((WV500[count] + WV600[count]) / 2.0)
WV450.append((WV400[count] + WV500[count]) / 2.0)
WV350.append((WV300[count] + WV400[count]) / 2.0)
WV250.append((WV200[count] + WV300[count]) / 2.0)
count += 1
# print('WV analyzed.')
return [WV1000,WV950,WV900,WV850,WV800,WV750,WV700,WV650,WV600,WV550,WV500,WV450,WV400,WV350,WV300,WV250,WV200]
def analyzeDetailwindU(self):
JSON = self.JSON
model = JSON['header']['model']
reftime = JSON['header']['refTime']
WU1000 = JSON['data']['wind_u-1000h']
WU950 = JSON['data']['wind_u-950h']
WU900 = JSON['data']['wind_u-900h']
WU850 = JSON['data']['wind_u-850h']
WU800 = JSON['data']['wind_u-800h']
WU700 = JSON['data']['wind_u-700h']
WU600 = JSON['data']['wind_u-600h']
WU500 = JSON['data']['wind_u-500h']
WU400 = JSON['data']['wind_u-400h']
WU300 = JSON['data']['wind_u-300h']
WU200 = JSON['data']['wind_u-200h']
WU750 = []
WU650 = []
WU550 = []
WU450 = []
WU350 = []
WU250 = []
count = 0
for i in WU800:
WU750.append((WU700[count] + WU800[count]) / 2.0)
WU650.append((WU600[count] + WU700[count]) / 2.0)
WU550.append((WU500[count] + WU600[count]) / 2.0)
WU450.append((WU400[count] + WU500[count]) / 2.0)
WU350.append((WU300[count] + WU400[count]) / 2.0)
WU250.append((WU200[count] + WU300[count]) / 2.0)
count += 1
# print('WU analyzed.')
return [WU1000,WU950,WU900,WU850,WU800,WU750,WU700,WU650,WU600,WU550,WU500,WU450,WU400,WU350,WU300,WU250,WU200]
def analyzeDetailPressure(self):
JSON = self.JSON
T800 = JSON['data']['temp-800h']
P = []
for row in range(0, 17):
P.append([])
for i in range(0, len(T800)):
P[row].append(1000 - 50 * row)
return P
def getTimeSeriesVerticalWeather(self):
iodata = self.JSON
try:
hourspoint = iodata['data']['hours']
except:
return ('Retrieved JSON is not valid json type, please run getJSON() to check.')
for i in range(0, len(hourspoint)):
hourspoint[i] = hourspoint[i] / 1000.0
dates = [time.strftime('%d%Hz', time.localtime(ts)) for ts in hourspoint]
newdates = []
ticks = []
count = 1
for i in dates:
if count % 2 == 0:
newdates.append(i)
ticks.append(count)
count += 1
self.verticalInfo = [dates, self.analyzeDetailPressure(), self.analyzeDetailT(), self.analyzeDetailRH(), self.analyzeDetailwindU(), self.analyzeDetailwindV()]
def getCertainTimeVerticalWeather(self, timePoint):
iodata = self.verticalInfo
if timePoint < len(iodata[0]) and timePoint >= 0:
timeStr = iodata[0][timePoint]
Pressure = []
Temperature = []
Humidity= []
windUcomponent= []
windVcomponent= []
for j in range(0, 17):
Pressure.append(iodata[1][j][timePoint])
Temperature.append(iodata[2][j][timePoint])
Humidity.append(iodata[3][j][timePoint])
windUcomponent.append(iodata[4][j][timePoint])
windVcomponent.append(iodata[5][j][timePoint])
return [timeStr, Pressure, Temperature, Humidity,windUcomponent, windVcomponent]
else:
return ('Requested time point is out of forecast period, please check.')
#except:
# return ('Retrieved JSON is not valid json type, please run getJSON() to check.')
def getVerticalWeather(self):
return self.verticalInfo
def getNumberOfData(self, timeStr):
for i in range(0, len(self.verticalInfo[0])):
if self.verticalInfo[0][i].find(timeStr) != -1:
return i
return -1
def getInfo(self):
iodata = self.JSON
return [self.org, self.lon, self.lat, iodata['header']['refTime']]
def getJSON(self):
return self.JSON
#a = windyLib.windyWeather('ec', 121, 31)
#a = windyWeather('ec', 121, 31)
#print(a.getInfo())
#print(a.getCertainTimeVerticalWeather(0))