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weather.py
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weather.py
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import urllib2
import re
class Weather:
def __init__ (self):
""" init function """
self.url = 'http://www.meteo-paris.com'
self.ecart_reg = re.compile('Ecart saisonnier.*?([-0-9]+)', re.DOTALL)
self.pluie_reg = re.compile('span class=\'pourcent\'>([0-9]+)')
self.temp_midi_reg = re.compile('-midi</div>.*?([-0-9]+)<br', re.DOTALL)
self.temp_matin_reg = re.compile('Matin</div>.*?([-0-9]+)<br', re.DOTALL)
self.temp_soir_reg = re.compile('Soir.*?([-0-9]+)<br', re.DOTALL)
self.ecart_saisonnier = -20
self.pluie = -20
self.temp_midi = -20
self.temp_matin = -20
self.temp_soir = -20
def refresh (self):
""" refresh weather data """
# read data
response = urllib2.urlopen (self.url)
html = response.read()
# write to file for debugging
with open ('meteo.html','w') as fp:
fp.write (html)
# scan for temperature difference
d = re.findall (self.ecart_reg, html)
if len(d)!=1:
print('ERROR : failed to find regexp for ecart saisonnier')
else:
self.ecart_saisonnier = int(d[0])
# scan for rain prob
d = re.findall(self.pluie_reg, html)
if len(d)!=1:
print('ERROR : failed to find regexp for rain')
else:
self.pluie = int(d[0])
# scan for temperatures
d = re.findall(self.temp_matin_reg, html)
if len(d)!=1:
print('ERROR : failed to find regexp for temp matin')
else:
self.temp_matin = int(d[0])
# scan for temperatures
d = re.findall(self.temp_midi_reg, html)
if len(d)!=1:
print('ERROR : failed to find regexp for temp midi')
else:
self.temp_midi = int(d[0])
# scan for temperatures
d = re.findall(self.temp_soir_reg, html)
if len(d)!=1:
print('ERROR : failed to find regexp for temp soir')
else:
self.temp_soir = int(d[0])
def printout (self):
print('Ecart saisonnier: %d deg.' % self.ecart_saisonnier)
print('Probabilite de pluie: %d %%' % self.pluie)
print('Morning temp: %d deg' % self.temp_matin)
print('Afternoon temp: %d deg' % self.temp_midi)
print('Evening temp: %d deg' % self.temp_soir)
pass
def main():
w = Weather()
w.refresh()
w.printout()
if __name__ == "__main__":
main()