grasp.py 文件源码

def serialize(url='', data={}):
    """ Returns a URL with a query string of the given data.
    """
    p = urlparse.urlsplit(url)
    q = urlparse.parse_qsl(p.query)
    q.extend((b(k), b(v)) for k, v in sorted(data.items()))
    q = urlencode(q, doseq=True)
    p = p.scheme, p.netloc, p.path, q, p.fragment
    s = urlparse.urlunsplit(p)
    s = s.lstrip('?')
    return s

# print(serialize('http://www.google.com', {'q': 'cats'})) # http://www.google.com?q=cats

#---- REQUESTS & STREAMS --------------------------------------------------------------------------
# The download(url) function returns the HTML (JSON, image data, ...) at the given url.
# If this fails it will raise NotFound (404), Forbidden (403) or TooManyRequests (420).