Once you have created an instance of the web server, start the web server by calling its serve_forever() function. : Web Server « Network « Python Tutorial

1. Python Tutorial
2. Network
3. Web Server

import os, sys
import BaseHTTPServer, cgi

servAddr = ('',80)

class httpServHandler(BaseHTTPServer.BaseHTTPRequestHandler):
    def do_POST(self):
        self.query_string = self.rfile.read( int(self.headers['Content-Length']))
        self.args = dict(cgi.parse_qsl(self.query_string))

        self.send_response(200)
        self.send_header('Content-type','text/html')
        self.end_headers()

        sys.stdout = self.wfile

        self.wfile.write("<h2>Handling Post</h2><P>")
        self.wfile.write("<li>Location: <b>%s</b>"%(self.path))
        self.wfile.write("<li>Arguments: <b>%s</b><hr>"%(self.args))

        execfile(self.path, self.args)

os.chdir('/myTest')

serv = BaseHTTPServer.HTTPServer( servAddr, httpServHandler)
serv.serve_forever()