Connect takes address tuple.

examples/sender.py

@@ -6,7 +6,7 @@ port = int(sys.argv[2])
 localport = int(sys.argv[3])
 
 s = prrt.PrrtSocket(("127.0.1.1", localport))
-s.connect(host, port)
+s.connect((host, port))
 
 for i in range(10):
     s.send("Packet {}".format(i).encode("utf8"))

prrt/prrt.pyx

@@ -239,7 +239,8 @@ cdef class PrrtSocket:
             len = cprrt.PrrtSocket_receive_ordered_timedwait(self._c_socket, <void*> buffer, <sockaddr*>  &addr, time_window_us, &deadline_timespec)
         return buffer[:len], sockaddr_to_addr_and_port(addr)
 
-    def connect(self, host, port):
+    def connect(self, address):
+        host, port = address
         cdef bytes encodedHost = host.encode("utf-8")
         cprrt.PrrtSocket_connect(self._c_socket, encodedHost, port)