#!/usr/bin/python2.4
import cgi, sys, os, cStringIO

_headers = {"Content-type" : ["text/html"]}
_buffer = cStringIO.StringIO()
sys.stdout = _buffer

class _renderMe:
    """This class doesn't do anything except get instantiated and then
    make sure that page is sent to the client when the script finishes."""
    def __del__(self):
        global _buffer
        sys.stdout = sys.__stdout__
        print _getHeaderString() + _buffer.getvalue()
        _buffer.close()

_renderGuy = _renderMe()

def header(string, replace=True):
    key, val = string.split(": ", 1)
    global _headers
    if replace:
        _headers[key] = [val]
    else:
        _headers[key].append(val)

def _getHeaderString():
    string = ""
    for k in _headers:
        for v in _headers[k]:
            string += "%s: %s\n" % (k, v)
    return string + "\n"