def h2_headers(self, node=None, secret=None, multiplexed=None, af=None): headers = HTTPHeaderMap() if node: if isinstance(node, (tuple, list, set)): for n in node: headers.update({Headers.node: n}) else: headers.update({Headers.node: node}) if secret and af != socket.AF_UNIX: headers.update({Headers.secret: secret}) if multiplexed: headers.update({Headers.multiplexed: "true"}) return headers