o ṏi@sTdZddlmZddlmZddlmZddlmZd ddZ d d d Z dd gZ dS) zzmq device functions)ffi)lib)Socket)_retry_sys_callNcCs0t|tr |j}ntj}ttj|j|j|dSN) isinstancer _zmq_socketrNULLrC zmq_proxy)frontendbackendcapturerU/home/ubuntu/veenaModal/venv/lib/python3.10/site-packages/zmq/backend/cffi/devices.pyproxy s rcCsJt|tr |j}ntj}t|tr|j}ntj}ttj|j|j||dS)aproxy_steerable(frontend, backend, capture, control) Start a zeromq proxy with control flow. .. versionadded:: libzmq-4.1 .. versionadded:: 18.0 Parameters ---------- frontend : Socket The Socket instance for the incoming traffic. backend : Socket The Socket instance for the outbound traffic. capture : Socket (optional) The Socket instance for capturing traffic. control : Socket (optional) The Socket instance for control flow. N)rrrrr rr zmq_proxy_steerable)r r rcontrolrrrproxy_steerables  rr)NN) __doc___cffirrr socketrutilsrrr__all__rrrrs      &