This is well known code for simple web-service using Python.

mywebserver.py

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# mywebserver.py
import BaseHTTPServer, SimpleHTTPServer, CGIHTTPServer

class myRequestHandler(CGIHTTPServer.CGIHTTPRequestHandler):
     def is_executable(self, path):
         return self.is_python(path)

if __name__ == '__main__':
     SimpleHTTPServer.test(myRequestHandler, BaseHTTPServer.HTTPServer)
#############

I uploaded this well-known codes for web-service in Python.