Python xml.dom 模块，toxml() 实例源码
我们从Python开源项目中，提取了以下45个代码示例，用于说明如何使用xml.dom.toxml()。
def testAAA(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAA")
a = el.getAttributeNode("spam")
self.confirm(a.ownerDocument is dom,
"setAttribute() sets ownerDocument")
self.confirm(a.ownerElement is dom.documentElement,
"setAttribute() sets ownerElement")
dom.unlink()
def testAAB(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam")
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAB")
dom.unlink()
def testWriteXML(self):
str = '<?xml version="1.0" ?><a b="c"/>'
dom = parseString(str)
domstr = dom.toxml()
dom.unlink()
self.confirm(str == domstr)
def test_toprettyxml_preserves_content_of_text_node(self):
# see issue #4147
for str in ('<B>A</B>', '<A><B>C</B></A>'):
dom = parseString(str)
dom2 = parseString(dom.toprettyxml())
self.assertEqual(
dom.getElementsByTagName('B')[0].childNodes[0].toxml(),
dom2.getElementsByTagName('B')[0].childNodes[0].toxml())
def testCloneElementDeep(self):
dom, clone = self._setupCloneElement(1)
self.confirm(len(clone.childNodes) == 1
and clone.childNodes.length == 1
and clone.parentNode is None
and clone.toxml() == '<doc attr="value"><foo/></doc>'
, "testCloneElementDeep")
dom.unlink()
def testEncodings(self):
doc = parseString('<foo>€</foo>')
self.assertEqual(doc.toxml(),
'<?xml version="1.0" ?><foo>\u20ac</foo>')
self.assertEqual(doc.toxml('utf-8'),
b'<?xml version="1.0" encoding="utf-8"?><foo>\xe2\x82\xac</foo>')
self.assertEqual(doc.toxml('iso-8859-15'),
b'<?xml version="1.0" encoding="iso-8859-15"?><foo>\xa4</foo>')
# Verify that character decoding errors throw exceptions instead
# of crashing
self.assertRaises(UnicodeDecodeError, parseString,
b'<fran\xe7ais>Comment \xe7a va ? Tr\xe8s bien ?</fran\xe7ais>')
doc.unlink()
def testSerializeCommentNodeWithDoubleHyphen(self):
doc = create_doc_without_doctype()
doc.appendChild(doc.createComment("foo--bar"))
self.assertRaises(ValueError, doc.toxml)
def testEmptyXMLNSValue(self):
doc = parseString("<element xmlns=''>\n"
"<foo/>\n</element>")
doc2 = parseString(doc.toxml())
self.confirm(doc2.namespaceURI == xml.dom.EMPTY_NAMESPACE)
def testAAA(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAA")
a = el.getAttributeNode("spam")
self.confirm(a.ownerDocument is dom,
"setAttribute() sets ownerDocument")
self.confirm(a.ownerElement is dom.documentElement,
"setAttribute() sets ownerElement")
dom.unlink()
def testAAB(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam")
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAB")
dom.unlink()
def testWriteXML(self):
str = '<?xml version="1.0" ?><a b="c"/>'
dom = parseString(str)
domstr = dom.toxml()
dom.unlink()
self.confirm(str == domstr)
def test_toprettyxml_preserves_content_of_text_node(self):
# see issue #4147
for str in ('<B>A</B>', '<A><B>C</B></A>'):
dom = parseString(str)
dom2 = parseString(dom.toprettyxml())
self.assertEqual(
dom.getElementsByTagName('B')[0].childNodes[0].toxml(),
dom2.getElementsByTagName('B')[0].childNodes[0].toxml())
def testCloneElementDeep(self):
dom, clone = self._setupCloneElement(1)
self.confirm(len(clone.childNodes) == 1
and clone.childNodes.length == 1
and clone.parentNode is None
and clone.toxml() == '<doc attr="value"><foo/></doc>'
, "testCloneElementDeep")
dom.unlink()
def testEncodings(self):
doc = parseString('<foo>€</foo>')
self.confirm(doc.toxml() == u'<?xml version="1.0" ?><foo>\u20ac</foo>'
and doc.toxml('utf-8') ==
'<?xml version="1.0" encoding="utf-8"?><foo>\xe2\x82\xac</foo>'
and doc.toxml('iso-8859-15') ==
'<?xml version="1.0" encoding="iso-8859-15"?><foo>\xa4</foo>',
"testEncodings - encoding EURO SIGN")
# Verify that character decoding errors raise exceptions instead
# of crashing
self.assertRaises(UnicodeDecodeError, parseString,
'<fran\xe7ais>Comment \xe7a va ? Tr\xe8s bien ?</fran\xe7ais>')
doc.unlink()
def testSerializeCommentNodeWithDoubleHyphen(self):
doc = create_doc_without_doctype()
doc.appendChild(doc.createComment("foo--bar"))
self.assertRaises(ValueError, doc.toxml)
def testEmptyXMLNSValue(self):
doc = parseString("<element xmlns=''>\n"
"<foo/>\n</element>")
doc2 = parseString(doc.toxml())
self.confirm(doc2.namespaceURI == xml.dom.EMPTY_NAMESPACE)
def testAAA(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAA")
a = el.getAttributeNode("spam")
self.confirm(a.ownerDocument is dom,
"setAttribute() sets ownerDocument")
self.confirm(a.ownerElement is dom.documentElement,
"setAttribute() sets ownerElement")
dom.unlink()
def testAAB(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam")
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAB")
dom.unlink()
def testWriteXML(self):
str = '<?xml version="1.0" ?><a b="c"/>'
dom = parseString(str)
domstr = dom.toxml()
dom.unlink()
self.confirm(str == domstr)
def test_toprettyxml_preserves_content_of_text_node(self):
# see issue #4147
for str in ('<B>A</B>', '<A><B>C</B></A>'):
dom = parseString(str)
dom2 = parseString(dom.toprettyxml())
self.assertEqual(
dom.getElementsByTagName('B')[0].childNodes[0].toxml(),
dom2.getElementsByTagName('B')[0].childNodes[0].toxml())
def testCloneElementDeep(self):
dom, clone = self._setupCloneElement(1)
self.confirm(len(clone.childNodes) == 1
and clone.childNodes.length == 1
and clone.parentNode is None
and clone.toxml() == '<doc attr="value"><foo/></doc>'
, "testCloneElementDeep")
dom.unlink()
def testEncodings(self):
doc = parseString('<foo>€</foo>')
self.confirm(doc.toxml() == u'<?xml version="1.0" ?><foo>\u20ac</foo>'
and doc.toxml('utf-8') ==
'<?xml version="1.0" encoding="utf-8"?><foo>\xe2\x82\xac</foo>'
and doc.toxml('iso-8859-15') ==
'<?xml version="1.0" encoding="iso-8859-15"?><foo>\xa4</foo>',
"testEncodings - encoding EURO SIGN")
# Verify that character decoding errors raise exceptions instead
# of crashing
self.assertRaises(UnicodeDecodeError, parseString,
'<fran\xe7ais>Comment \xe7a va ? Tr\xe8s bien ?</fran\xe7ais>')
doc.unlink()
def testSerializeCommentNodeWithDoubleHyphen(self):
doc = create_doc_without_doctype()
doc.appendChild(doc.createComment("foo--bar"))
self.assertRaises(ValueError, doc.toxml)
def testEmptyXMLNSValue(self):
doc = parseString("<element xmlns=''>\n"
"<foo/>\n</element>")
doc2 = parseString(doc.toxml())
self.confirm(doc2.namespaceURI == xml.dom.EMPTY_NAMESPACE)
def testAAA(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAA")
a = el.getAttributeNode("spam")
self.confirm(a.ownerDocument is dom,
"setAttribute() sets ownerDocument")
self.confirm(a.ownerElement is dom.documentElement,
"setAttribute() sets ownerElement")
dom.unlink()
def testAAB(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam")
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAB")
dom.unlink()
def testWriteXML(self):
str = '<?xml version="1.0" ?><a b="c"/>'
dom = parseString(str)
domstr = dom.toxml()
dom.unlink()
self.confirm(str == domstr)
def test_toprettyxml_preserves_content_of_text_node(self):
# see issue #4147
for str in ('<B>A</B>', '<A><B>C</B></A>'):
dom = parseString(str)
dom2 = parseString(dom.toprettyxml())
self.assertEqual(
dom.getElementsByTagName('B')[0].childNodes[0].toxml(),
dom2.getElementsByTagName('B')[0].childNodes[0].toxml())
def testCloneElementDeep(self):
dom, clone = self._setupCloneElement(1)
self.confirm(len(clone.childNodes) == 1
and clone.childNodes.length == 1
and clone.parentNode is None
and clone.toxml() == '<doc attr="value"><foo/></doc>'
, "testCloneElementDeep")
dom.unlink()
def testEncodings(self):
doc = parseString('<foo>€</foo>')
self.confirm(doc.toxml() == u'<?xml version="1.0" ?><foo>\u20ac</foo>'
and doc.toxml('utf-8') ==
'<?xml version="1.0" encoding="utf-8"?><foo>\xe2\x82\xac</foo>'
and doc.toxml('iso-8859-15') ==
'<?xml version="1.0" encoding="iso-8859-15"?><foo>\xa4</foo>',
"testEncodings - encoding EURO SIGN")
# Verify that character decoding errors raise exceptions instead
# of crashing
self.assertRaises(UnicodeDecodeError, parseString,
'<fran\xe7ais>Comment \xe7a va ? Tr\xe8s bien ?</fran\xe7ais>')
doc.unlink()
def testSerializeCommentNodeWithDoubleHyphen(self):
doc = create_doc_without_doctype()
doc.appendChild(doc.createComment("foo--bar"))
self.assertRaises(ValueError, doc.toxml)
def testEmptyXMLNSValue(self):
doc = parseString("<element xmlns=''>\n"
"<foo/>\n</element>")
doc2 = parseString(doc.toxml())
self.confirm(doc2.namespaceURI == xml.dom.EMPTY_NAMESPACE)
def testAAA(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAA")
a = el.getAttributeNode("spam")
self.confirm(a.ownerDocument is dom,
"setAttribute() sets ownerDocument")
self.confirm(a.ownerElement is dom.documentElement,
"setAttribute() sets ownerElement")
dom.unlink()
def testAAB(self):
dom = parseString("<abc/>")
el = dom.documentElement
el.setAttribute("spam", "jam")
el.setAttribute("spam", "jam2")
self.confirm(el.toxml() == '<abc spam="jam2"/>', "testAAB")
dom.unlink()
def testWriteXML(self):
str = '<?xml version="1.0" ?><a b="c"/>'
dom = parseString(str)
domstr = dom.toxml()
dom.unlink()
self.confirm(str == domstr)
def test_toprettyxml_preserves_content_of_text_node(self):
# see issue #4147
for str in ('<B>A</B>', '<A><B>C</B></A>'):
dom = parseString(str)
dom2 = parseString(dom.toprettyxml())
self.assertEqual(
dom.getElementsByTagName('B')[0].childNodes[0].toxml(),
dom2.getElementsByTagName('B')[0].childNodes[0].toxml())
def testCloneElementDeep(self):
dom, clone = self._setupCloneElement(1)
self.confirm(len(clone.childNodes) == 1
and clone.childNodes.length == 1
and clone.parentNode is None
and clone.toxml() == '<doc attr="value"><foo/></doc>'
, "testCloneElementDeep")
dom.unlink()
def testEncodings(self):
doc = parseString('<foo>€</foo>')
self.confirm(doc.toxml() == u'<?xml version="1.0" ?><foo>\u20ac</foo>'
and doc.toxml('utf-8') ==
'<?xml version="1.0" encoding="utf-8"?><foo>\xe2\x82\xac</foo>'
and doc.toxml('iso-8859-15') ==
'<?xml version="1.0" encoding="iso-8859-15"?><foo>\xa4</foo>',
"testEncodings - encoding EURO SIGN")
# Verify that character decoding errors raise exceptions instead
# of crashing
self.assertRaises(UnicodeDecodeError, parseString,
'<fran\xe7ais>Comment \xe7a va ? Tr\xe8s bien ?</fran\xe7ais>')
doc.unlink()
def testSerializeCommentNodeWithDoubleHyphen(self):
doc = create_doc_without_doctype()
doc.appendChild(doc.createComment("foo--bar"))
self.assertRaises(ValueError, doc.toxml)
def testEmptyXMLNSValue(self):
doc = parseString("<element xmlns=''>\n"
"<foo/>\n</element>")
doc2 = parseString(doc.toxml())
self.confirm(doc2.namespaceURI == xml.dom.EMPTY_NAMESPACE)
def testInsertBefore(self):
dom = parseString("<doc><foo/></doc>")
root = dom.documentElement
elem = root.childNodes[0]
nelem = dom.createElement("element")
root.insertBefore(nelem, elem)
self.confirm(len(root.childNodes) == 2
and root.childNodes.length == 2
and root.childNodes[0] is nelem
and root.childNodes.item(0) is nelem
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.firstChild is nelem
and root.lastChild is elem
and root.toxml() == "<doc><element/><foo/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem = dom.createElement("element")
root.insertBefore(nelem, None)
self.confirm(len(root.childNodes) == 3
and root.childNodes.length == 3
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.childNodes[2] is nelem
and root.childNodes.item(2) is nelem
and root.lastChild is nelem
and nelem.previousSibling is elem
and root.toxml() == "<doc><element/><foo/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem2 = dom.createElement("bar")
root.insertBefore(nelem2, nelem)
self.confirm(len(root.childNodes) == 4
and root.childNodes.length == 4
and root.childNodes[2] is nelem2
and root.childNodes.item(2) is nelem2
and root.childNodes[3] is nelem
and root.childNodes.item(3) is nelem
and nelem2.nextSibling is nelem
and nelem.previousSibling is nelem2
and root.toxml() ==
"<doc><element/><foo/><bar/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
dom.unlink()
def testInsertBefore(self):
dom = parseString("<doc><foo/></doc>")
root = dom.documentElement
elem = root.childNodes[0]
nelem = dom.createElement("element")
root.insertBefore(nelem, elem)
self.confirm(len(root.childNodes) == 2
and root.childNodes.length == 2
and root.childNodes[0] is nelem
and root.childNodes.item(0) is nelem
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.firstChild is nelem
and root.lastChild is elem
and root.toxml() == "<doc><element/><foo/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem = dom.createElement("element")
root.insertBefore(nelem, None)
self.confirm(len(root.childNodes) == 3
and root.childNodes.length == 3
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.childNodes[2] is nelem
and root.childNodes.item(2) is nelem
and root.lastChild is nelem
and nelem.previousSibling is elem
and root.toxml() == "<doc><element/><foo/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem2 = dom.createElement("bar")
root.insertBefore(nelem2, nelem)
self.confirm(len(root.childNodes) == 4
and root.childNodes.length == 4
and root.childNodes[2] is nelem2
and root.childNodes.item(2) is nelem2
and root.childNodes[3] is nelem
and root.childNodes.item(3) is nelem
and nelem2.nextSibling is nelem
and nelem.previousSibling is nelem2
and root.toxml() ==
"<doc><element/><foo/><bar/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
dom.unlink()
def testInsertBefore(self):
dom = parseString("<doc><foo/></doc>")
root = dom.documentElement
elem = root.childNodes[0]
nelem = dom.createElement("element")
root.insertBefore(nelem, elem)
self.confirm(len(root.childNodes) == 2
and root.childNodes.length == 2
and root.childNodes[0] is nelem
and root.childNodes.item(0) is nelem
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.firstChild is nelem
and root.lastChild is elem
and root.toxml() == "<doc><element/><foo/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem = dom.createElement("element")
root.insertBefore(nelem, None)
self.confirm(len(root.childNodes) == 3
and root.childNodes.length == 3
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.childNodes[2] is nelem
and root.childNodes.item(2) is nelem
and root.lastChild is nelem
and nelem.previousSibling is elem
and root.toxml() == "<doc><element/><foo/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem2 = dom.createElement("bar")
root.insertBefore(nelem2, nelem)
self.confirm(len(root.childNodes) == 4
and root.childNodes.length == 4
and root.childNodes[2] is nelem2
and root.childNodes.item(2) is nelem2
and root.childNodes[3] is nelem
and root.childNodes.item(3) is nelem
and nelem2.nextSibling is nelem
and nelem.previousSibling is nelem2
and root.toxml() ==
"<doc><element/><foo/><bar/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
dom.unlink()
def testInsertBefore(self):
dom = parseString("<doc><foo/></doc>")
root = dom.documentElement
elem = root.childNodes[0]
nelem = dom.createElement("element")
root.insertBefore(nelem, elem)
self.confirm(len(root.childNodes) == 2
and root.childNodes.length == 2
and root.childNodes[0] is nelem
and root.childNodes.item(0) is nelem
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.firstChild is nelem
and root.lastChild is elem
and root.toxml() == "<doc><element/><foo/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem = dom.createElement("element")
root.insertBefore(nelem, None)
self.confirm(len(root.childNodes) == 3
and root.childNodes.length == 3
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.childNodes[2] is nelem
and root.childNodes.item(2) is nelem
and root.lastChild is nelem
and nelem.previousSibling is elem
and root.toxml() == "<doc><element/><foo/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem2 = dom.createElement("bar")
root.insertBefore(nelem2, nelem)
self.confirm(len(root.childNodes) == 4
and root.childNodes.length == 4
and root.childNodes[2] is nelem2
and root.childNodes.item(2) is nelem2
and root.childNodes[3] is nelem
and root.childNodes.item(3) is nelem
and nelem2.nextSibling is nelem
and nelem.previousSibling is nelem2
and root.toxml() ==
"<doc><element/><foo/><bar/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
dom.unlink()
def testInsertBefore(self):
dom = parseString("<doc><foo/></doc>")
root = dom.documentElement
elem = root.childNodes[0]
nelem = dom.createElement("element")
root.insertBefore(nelem, elem)
self.confirm(len(root.childNodes) == 2
and root.childNodes.length == 2
and root.childNodes[0] is nelem
and root.childNodes.item(0) is nelem
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.firstChild is nelem
and root.lastChild is elem
and root.toxml() == "<doc><element/><foo/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem = dom.createElement("element")
root.insertBefore(nelem, None)
self.confirm(len(root.childNodes) == 3
and root.childNodes.length == 3
and root.childNodes[1] is elem
and root.childNodes.item(1) is elem
and root.childNodes[2] is nelem
and root.childNodes.item(2) is nelem
and root.lastChild is nelem
and nelem.previousSibling is elem
and root.toxml() == "<doc><element/><foo/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
nelem2 = dom.createElement("bar")
root.insertBefore(nelem2, nelem)
self.confirm(len(root.childNodes) == 4
and root.childNodes.length == 4
and root.childNodes[2] is nelem2
and root.childNodes.item(2) is nelem2
and root.childNodes[3] is nelem
and root.childNodes.item(3) is nelem
and nelem2.nextSibling is nelem
and nelem.previousSibling is nelem2
and root.toxml() ==
"<doc><element/><foo/><bar/><element/></doc>"
, "testInsertBefore -- node properly placed in tree")
dom.unlink()