import io
import unittest
import xml.sax
from xml.sax.xmlreader import AttributesImpl
from xml.sax.handler import feature_external_ges
from xml.dom import pulldom
from test.support import findfile
tstfile = findfile("test.xml", subdir="xmltestdata")
# A handy XML snippet, containing attributes, a namespace prefix, and a
# self-closing tag:
SMALL_SAMPLE = """
Introduction to XSL
A. Namespace