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import sys, socket, select, errno
from tornado import ioloop, iostream


### Main Program

def main(kind=None):
    if not kind or kind not in ('Original', 'Modified'):
        usage()

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#!/usr/bin/env python

"""ply-path -- analysis of an path expression using PLY

Example: ply-path.py 'child::para[position()>1]'
"""

import sys
from ply import lex

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"""starttls -- an example of wrapping a non-blocking socket with TLS.

Example:

> openssl req -new -x509 -days 365 -nodes -out /tmp/cert.crt -keyout /tmp/cert.key
> python /path/to/this-file.py
starting client: 7
starting server: 8
client said: 'hello'.
server said: "YOU SAID: 'hello'".

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## An example of using lxml as a namespace-aware, event-based push
## parser.

import urllib2
from contextlib import closing
from lxml import etree

class Target(object):

    def start(self, tag, attr):