An extremely simple HTTP echo server in Python for testing requests.

echo.py

import socket

port = 3001
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(('localhost', port))
s.listen(5)
while 1:
  client, address = s.accept()
  data = client.recv(1024)
  if data:
    print data
  client.close()