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"""A DOM implementation that offers traversal and ranges on top of
minidom, using the 4DOM traversal implementation."""
import minidom
class DOMImplementation(minidom.DOMImplementation):
# Augment the features table instead of duplicating the logic in
# hasFeature().
_features = minidom.DOMImplementation._features + [
("traversal", "1.0"),
("traversal", "2.0"),
("traversal", None),
("range", "1.0"),
("range", "2.0"),
("range", None),
]
def _create_document(self):
return Document()
class Document(minidom.Document):
implementation = DOMImplementation()
def createNodeIterator(self, root, whatToShow, filter,
entityReferenceExpansion):
from xml.dom.NodeIterator import NodeIterator
return NodeIterator(root, whatToShow, filter, entityReferenceExpansion)
def createTreeWalker(self, root, whatToShow, filter,
entityReferenceExpansion):
from TreeWalker import TreeWalker
return TreeWalker(root, whatToShow, filter, entityReferenceExpansion)
def createRange(self):
from Range import Range
return Range(self)
def getDOMImplementation():
return Document.implementation
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