utils.py 文件源码

def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs):
    # Working around python 2 bug (see http://bugs.python.org/issue17849) by limiting
    # expected HTTP responses to meet HTTP/1.0 or later (see also
    # https://github.com/rg3/youtube-dl/issues/6727)
    if sys.version_info < (3, 0):
        kwargs[b'strict'] = True
    hc = http_class(*args, **kwargs)
    source_address = ydl_handler._params.get('source_address')
    if source_address is not None:
        sa = (source_address, 0)
        if hasattr(hc, 'source_address'):  # Python 2.7+
            hc.source_address = sa
        else:  # Python 2.6
            def _hc_connect(self, *args, **kwargs):
                sock = compat_socket_create_connection(
                    (self.host, self.port), self.timeout, sa)
                if is_https:
                    self.sock = ssl.wrap_socket(
                        sock, self.key_file, self.cert_file,
                        ssl_version=ssl.PROTOCOL_TLSv1)
                else:
                    self.sock = sock
            hc.connect = functools.partial(_hc_connect, hc)

    return hc