config.py 文件源码

def main(wf):   
    from PIL import Image   

    urllib.urlretrieve("http://radar.weather.gov/Overlays/Topo/Short/" + ws + "_Topo_Short.jpg",'static/r.gif') #topographical map
    urllib.urlretrieve("http://radar.weather.gov/Overlays/County/Short/" + ws + "_County_Short.gif",'static/1.gif') #Counties map
    urllib.urlretrieve("http://radar.weather.gov/Overlays/Highways/Short/" + ws + "_Highways_Short.gif",'static/2.gif') #Highways map
    urllib.urlretrieve("http://radar.weather.gov/Overlays/Cities/Short/" + ws + "_City_Short.gif",'static/3.gif')   #Cities labels map
    print(ws)


    overlay=Image.open('static/1.gif').convert('RGBA')
    a=Image.open('static/2.gif').convert('RGBA')
    b=Image.open('static/3.gif').convert('RGBA')
    overlay.paste(a,(0,0),a)
    overlay.paste(b,(0,0),b)
    info=overlay.info
    info['transparency']=0
    overlay.save('static/overlay.gif',**info)

    grayscale = Image.open('static/r.gif').convert('L')
    grayscale = grayscale.point(lambda p: p * 0.25)
    grayscale.save('static/grayscale.gif')