@@ -0,0 +1,554 @@
+import sys%0Aimport socket%0Aimport select%0Afrom papa.utils import cast_string%0A%0A__author__ = 'Scott Maxwell'%0A%0Aif len(sys.argv) != 2:%0A    sys.stderr.write('Need one file descriptor%5Cn')%0A    sys.exit(1)%0A%0Alisten_socket = socket.fromfd(int(sys.argv%5B1%5D), socket.AF_INET, socket.SOCK_STREAM)%0Aconnection, address = listen_socket.accept()%0A%0Awhile True:%0A    read_sockets = select.select(%5Bconnection%5D, %5B%5D, %5B%5D)%5B0%5D%0A    sock = read_sockets%5B0%5D%0A    data = sock.recv(100)%0A    if data:%0A        sock.send(data)%0A        sys.stdout.write(cast_string(data))%0A    else:%0A        break%0A

Add simple echo server test app