first comit

venv/lib/python3.10/site-packages/zmq/tests/cython_ext.pyx

@@ -0,0 +1,23 @@
+from zmq cimport Context, Frame, Socket, libzmq
+
+
+cdef inline Frame c_send_recv(Socket a, Socket b, bytes to_send):
+    cdef Frame msg = Frame(to_send)
+    a.send(msg)
+    cdef Frame recvd = b.recv(flags=0, copy=False)
+    return recvd
+
+
+cpdef bytes send_recv_test(bytes to_send):
+    cdef Context ctx = Context()
+    cdef Socket a = Socket(ctx, libzmq.ZMQ_PUSH)
+    cdef Socket b = Socket(ctx, libzmq.ZMQ_PULL)
+    url = 'inproc://test'
+    a.bind(url)
+    b.connect(url)
+    cdef Frame recvd_frame = c_send_recv(a, b, to_send)
+    a.close()
+    b.close()
+    ctx.term()
+    cdef bytes recvd_bytes = recvd_frame.bytes
+    return recvd_bytes