[Python] Calcolare la distanza km tra due indirizzi

[Valerio Turturici]

Marco Beri ha scritto:
> Se poi vuoi sapere le coordinate partendo da un indirizzo usa lo 
> script python che allego in fondo.
Guarda anche questo.



import os,urllib

addr = raw_input('\nAddress or (Lat,Long): ')
while addr <> '':
    url = ''
    if addr[0]=='(':
        center = addr.replace('(','').replace(')','')
        lat,lng = center.split(',')
        url = 'http://maps.google.com/maps?q=%s+%s' % (lat,lng)
    else:
        # Encode query string into URL
        url = 'http://maps.google.com/?q=' + urllib.quote(addr) + 
'&output=js'
        print '\nQuery: %s' % (url)
   
        # Get XML location
        xml = urllib.urlopen(url).read()
   
        if '<error>' in xml:
           print '\nGoogle cannot interpret the address.'
        else:
            # Strip lat/long coordinates from XML
            lat,lng = 0.0,0.0
            center = 
xml[xml.find('{center')+10:xml.find('}',xml.find('{center'))]
            center = center.replace('lat:','').replace('lng:','')
            lat,lng = center.split(',')
            url = 'http://maps.google.com/maps?q=%s+%s' % (lat,lng)

    if url<>'':
        print 'Map: %s' % (url)
        os.startfile(url)

    addr = raw_input('\nAddress or (Lat,Long): ')