本文整理汇总了Python中xml.dom.replaceChild方法的典型用法代码示例。如果您正苦于以下问题：Python dom.replaceChild方法的具体用法？Python dom.replaceChild怎么用？Python dom.replaceChild使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类xml.dom的用法示例。
在下文中一共展示了dom.replaceChild方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: testLegalChildren
# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import replaceChild [as 别名]
def testLegalChildren(self):
dom = Document()
elem = dom.createElement('element')
text = dom.createTextNode('text')
self.assertRaises(xml.dom.HierarchyRequestErr, dom.appendChild, text)
dom.appendChild(elem)
self.assertRaises(xml.dom.HierarchyRequestErr, dom.insertBefore, text,
elem)
self.assertRaises(xml.dom.HierarchyRequestErr, dom.replaceChild, text,
elem)
nodemap = elem.attributes
self.assertRaises(xml.dom.HierarchyRequestErr, nodemap.setNamedItem,
text)
self.assertRaises(xml.dom.HierarchyRequestErr, nodemap.setNamedItemNS,
text)
elem.appendChild(text)
dom.unlink() 示例2: testReplaceChildFragment
# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import replaceChild [as 别名]
def testReplaceChildFragment(self):
dom, orig, c1, c2, c3, frag = self._create_fragment_test_nodes()
dom.documentElement.replaceChild(frag, orig)
orig.unlink()
self.confirm(tuple(dom.documentElement.childNodes) == (c1, c2, c3),
"replaceChild(<fragment>)")
frag.unlink()
dom.unlink() 示例3: testWholeText
# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import replaceChild [as 别名]
def testWholeText(self):
doc = parseString("<doc>a</doc>")
elem = doc.documentElement
text = elem.childNodes[0]
self.assertEqual(text.nodeType, Node.TEXT_NODE)
self.checkWholeText(text, "a")
elem.appendChild(doc.createTextNode("b"))
self.checkWholeText(text, "ab")
elem.insertBefore(doc.createCDATASection("c"), text)
self.checkWholeText(text, "cab")
# make sure we don't cross other nodes
splitter = doc.createComment("comment")
elem.appendChild(splitter)
text2 = doc.createTextNode("d")
elem.appendChild(text2)
self.checkWholeText(text, "cab")
self.checkWholeText(text2, "d")
x = doc.createElement("x")
elem.replaceChild(x, splitter)
splitter = x
self.checkWholeText(text, "cab")
self.checkWholeText(text2, "d")
x = doc.createProcessingInstruction("y", "z")
elem.replaceChild(x, splitter)
splitter = x
self.checkWholeText(text, "cab")
self.checkWholeText(text2, "d")
elem.removeChild(splitter)
self.checkWholeText(text, "cabd")
self.checkWholeText(text2, "cabd") 示例4: testPatch1094164
# 需要导入模块: from xml import dom [as 别名]
# 或者: from xml.dom import replaceChild [as 别名]
def testPatch1094164(self):
doc = parseString("<doc><e/></doc>")
elem = doc.documentElement
e = elem.firstChild
self.confirm(e.parentNode is elem, "Before replaceChild()")
# Check that replacing a child with itself leaves the tree unchanged
elem.replaceChild(e, e)
self.confirm(e.parentNode is elem, "After replaceChild()")