python从网络端口读取文本数据，,# To test it

python从网络端口读取文本数据，,# To test it

# To test it with netcat, start the script and execute:##    echo "Hello, cat." | ncat.exe 127.0.0.1 12345#import socketHOST = 'localhost'   # use '' to expose to all networksPORT = 12345def incoming(host, port):  """Open specified port and return file-like object"""  sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)  # set SOL_SOCKET.SO_REUSEADDR=1 to reuse the socket if  # needed later without waiting for timeout (after it is  # closed, for example)  sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)  sock.bind((host, port))  sock.listen(0)   # do not queue connections  request, addr = sock.accept()  return request.makefile('r', 0)# /-- network ---for line in incoming(HOST, PORT):  print line,