def http_connection(url, proxy=None):
"""
Make an HTTPConnection or HTTPSConnection
:param url: url to connect to
:param proxy: proxy to connect through, if any; None by default; str of the
format 'http://127.0.0.1:8888' to set one
:returns: tuple of (parsed url, connection object)
:raises ClientException: Unable to handle protocol scheme
"""
parsed = urlparse(url)
proxy_parsed = urlparse(proxy) if proxy else None
if parsed.scheme == 'http':
conn = HTTPConnection((proxy_parsed if proxy else parsed).netloc)
elif parsed.scheme == 'https':
conn = HTTPSConnection((proxy_parsed if proxy else parsed).netloc)
else:
raise ClientException('Cannot handle protocol scheme %s for url %s' %
(parsed.scheme, repr(url)))
if proxy:
conn._set_tunnel(parsed.hostname, parsed.port)
return parsed, conn
