function to obtain dict from url parameters (get method)

def urlpar2dict(url):
    r = {}
    for par in url.split('?')[1].split('&'):
        p = par.split('=')
        if 2 == len(p):
            try:
                r[p[0]] = int(p[1]) if p[1].isdigit() else float(p[1])
            except:
                r[p[0]] = p[1]
    return r