adding server script to lab 6

lab-6/simpleServer.py

+#!/usr/bin/env python3
+# above 'she-bang' line makes the script executable from command line
+
+""" A Simple Web Server
+	Run with ./simpleServer.py
+	Make sure all cgi scripts are executable
+	for single script:
+		 chmod +x simpleServer.py
+	or for a whole directory:
+		 chmod -r +x cgi-bin/
+"""
+
+import http.server										# import http.server module
+import cgitb; cgitb.enable()							# import and enable cgitb module for exception handling
+
+PORT = 8000												# specifies the port number to accept connections on
+
+server = http.server.HTTPServer 						# provides simple web server
+handler = http.server.CGIHTTPRequestHandler 			# provides request handler
+server_address = ("", PORT)								# specify server directory and port number
+handler.cgi_directories = ["/","/cgi-bin","/htbin"]		# where CGI scripts will reside in relation to the `server' directory
+
+print("Starting server...")					# outputs a message 
+httpd = server(server_address, handler)		# creates the server, passing it the server address and port number, as well as the CGI handler (httpd stands for HTTP Daemon)
+print("serving at port", PORT)				# outputs a message
+httpd.serve_forever()						# puts program in infinite loop so that the server can `serve_forever'