Remove obsolete references to PullDOM and update CHANGES.rst

CHANGES.rst

@@ -8,13 +8,20 @@ Released on XXX
 
 * Added ordereddict as a mandatory dependency on Python 2.6.
 
-* Added ``lxml``, ``genshi``, ``datrie``, ``charade``, and ``all`` extras that
- will do the right thing based on the specific interpreter implementation.
+* Added ``lxml``, ``genshi``, ``datrie``, ``charade``, and ``all``
+ extras that will do the right thing based on the specific
+ interpreter implementation.
 
 * Now requires the ``mock`` package for the testsuite.
 
 * Cease supporting DATrie under PyPy.
 
+* Remove ``PullDOM`` support, as this hasn't ever been properly
+ tested, doesn't entirely work, and as far as I can tell is
+ completely unused by anyone.
+
+* Move testsuite to ``py.test``.
+
 
 0.9999999/1.0b8
 ~~~~~~~~~~~~~~~

doc/html5lib.treewalkers.rst

@@ -48,12 +48,3 @@ treewalkers Package
  :members:
  :undoc-members:
  :show-inheritance:
-
-:mod:`pulldom` Module
----------------------
-
-.. automodule:: html5lib.treewalkers.pulldom
- :members:
- :undoc-members:
- :show-inheritance:
-

html5lib/treewalkers/__init__.py

@@ -27,7 +27,6 @@ def getTreeWalker(treeType, implementation=None, **kwargs):
  values are:
 
  "dom" - The xml.dom.minidom DOM implementation
- "pulldom" - The xml.dom.pulldom event stream
  "etree" - A generic walker for tree implementations exposing an
  elementtree-like interface (known to work with
  ElementTree, cElementTree and lxml.etree).
@@ -40,11 +39,9 @@ def getTreeWalker(treeType, implementation=None, **kwargs):
 
  treeType = treeType.lower()
  if treeType not in treeWalkerCache:
- if treeType in ("dom", "pulldom"):
- name = "%s.%s" % (__name__, treeType)
- __import__(name)
- mod = sys.modules[name]
- treeWalkerCache[treeType] = mod.TreeWalker
+ if treeType == "dom":
+ from . import dom
+ treeWalkerCache[treeType] = dom.TreeWalker
  elif treeType == "genshi":
  from . import genshistream
  treeWalkerCache[treeType] = genshistream.TreeWalker