diff -r 4f3fbdb4d748 Lib/test/test_pulldom.py
--- a/Lib/test/test_pulldom.py	Tue Mar 19 15:38:32 2013 -0700
+++ b/Lib/test/test_pulldom.py	Wed Mar 20 11:09:21 2013 -0700
@@ -1,6 +1,6 @@
 import io
 import unittest
-import sys
+from unittest import mock
 import xml.sax
 
 from xml.sax.xmlreader import AttributesImpl
@@ -339,9 +339,13 @@
         doc.unlink()
 
 
-def test_main():
-    run_unittest(PullDOMTestCase, ThoroughTestCase, SAX2DOMTestCase)
+class DOMEventStreamDeprecationTest(unittest.TestCase):
+    def test_getitem_is_deprecated(self):
+        parser = pulldom.parse(io.StringIO('<xml/>'))
+        with mock.patch('warnings.warn') as warn:
+            parser[1]
+            warn.assert_called_once_with(mock.ANY, DeprecationWarning)
 
 
 if __name__ == "__main__":
-    test_main()
+    unittest.main()
diff -r 4f3fbdb4d748 Lib/xml/dom/pulldom.py
--- a/Lib/xml/dom/pulldom.py	Tue Mar 19 15:38:32 2013 -0700
+++ b/Lib/xml/dom/pulldom.py	Wed Mar 20 11:09:21 2013 -0700
@@ -1,5 +1,6 @@
 import xml.sax
 import xml.sax.handler
+import warnings
 
 START_ELEMENT = "START_ELEMENT"
 END_ELEMENT = "END_ELEMENT"
@@ -10,6 +11,7 @@
 IGNORABLE_WHITESPACE = "IGNORABLE_WHITESPACE"
 CHARACTERS = "CHARACTERS"
 
+
 class PullDOM(xml.sax.ContentHandler):
     _locator = None
     document = None
@@ -193,6 +195,7 @@
         "clear(): Explicitly release parsing structures"
         self.document = None
 
+
 class ErrorHandler:
     def warning(self, exception):
         print(exception)
@@ -201,6 +204,7 @@
     def fatalError(self, exception):
         raise exception
 
+
 class DOMEventStream:
     def __init__(self, stream, parser, bufsize):
         self.stream = stream
@@ -217,6 +221,10 @@
         self.parser.setContentHandler(self.pulldom)
 
     def __getitem__(self, pos):
+        warnings.warn(
+            "__getitem__ is broken and therefore deprecated.\
+             Use iteration to access the data.",
+            DeprecationWarning)
         rc = self.getEvent()
         if rc:
             return rc
@@ -286,6 +294,7 @@
         self.parser = None
         self.stream = None
 
+
 class SAX2DOM(PullDOM):
 
     def startElementNS(self, name, tagName , attrs):
@@ -321,6 +330,7 @@
 
 default_bufsize = (2 ** 14) - 20
 
+
 def parse(stream_or_string, parser=None, bufsize=None):
     if bufsize is None:
         bufsize = default_bufsize
@@ -332,6 +342,7 @@
         parser = xml.sax.make_parser()
     return DOMEventStream(stream, parser, bufsize)
 
+
 def parseString(string, parser=None):
     from io import StringIO