Current File : /lib/python3.6/site-packages/pip/_vendor/html5lib/treewalkers//dom.py
from __future__ import absolute_import, division, unicode_literals
from xml.dom import Node
from . import base
class TreeWalker(base.NonRecursiveTreeWalker):
def getNodeDetails(self, node):
if node.nodeType == Node.DOCUMENT_TYPE_NODE:
return base.DOCTYPE, node.name, node.publicId, node.systemId
elif node.nodeType in (Node.TEXT_NODE, Node.CDATA_SECTION_NODE):
return base.TEXT, node.nodeValue
elif node.nodeType == Node.ELEMENT_NODE:
attrs = {}
for attr in list(node.attributes.keys()):
attr = node.getAttributeNode(attr)
if attr.namespaceURI:
attrs[(attr.namespaceURI, attr.localName)] = attr.value
else:
attrs[(None, attr.name)] = attr.value
return (base.ELEMENT, node.namespaceURI, node.nodeName,
attrs, node.hasChildNodes())
elif node.nodeType == Node.COMMENT_NODE:
return base.COMMENT, node.nodeValue
elif node.nodeType in (Node.DOCUMENT_NODE, Node.DOCUMENT_FRAGMENT_NODE):
return (base.DOCUMENT,)
else:
return base.UNKNOWN, node.nodeType
def getFirstChild(self, node):
return node.firstChild
def getNextSibling(self, node):
return node.nextSibling
def getParentNode(self, node):
return node.parentNode
