thatmattbone

#from thatmattbone.com
import sys
import trace
import xml.etree.ElementTree
from xml.etree.ElementPath import prepare_child, xpath_tokenizer

TEST_DOC = """
<root>
  <a>
    <b value="2"/>

thatmattbone

import random

class AreYouFeelingLuckyDict(dict):
    """A dictionary with a 50% chance of returning the thing you
    actually put into it."""

    exclude = set(["runs",
                   "NameError",
                   "True",
                   "random",

thatmattbone

class LazyDictionary(object):

    def __init__(self, callback=dict):
        self.data = None
        self.callback = callback

    def evaluate_callback(self):
        self.data = self.callback()

    def __getitem__(self, name):