本文整理汇总了Python中xml.etree.ElementTree.TreeBuilder类的典型用法代码示例。如果您正苦于以下问题：Python TreeBuilder类的具体用法？Python TreeBuilder怎么用？Python TreeBuilder使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了TreeBuilder类的15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: XmppXmlHandler
class XmppXmlHandler(object):
STREAM_TAG='{http://etherx.jabber.org/streams}stream'
def __init__(self):
self._stack = 0
self._builder = TreeBuilder()
self._results = deque()
def data(self, data):
self._builder.data(data)
def start(self, tag, attrib):
if tag == self.STREAM_TAG:
return
self._builder.start(tag, attrib)
self._stack += 1
def end(self, tag):
self._stack -= 1
elem = self._builder.end(tag)
if self._stack == 0:
self._results.append(elem)
def get_elem(self):
"""If a top-level XML element has been completed since the last call to
get_elem, return it; else return None."""
try:
return self._results.popleft()
except IndexError:
return None示例2: test_xsd_sequence_callback
def test_xsd_sequence_callback(self):
from xml.etree.ElementTree import TreeBuilder, tostring
from c2cgeoportal.lib.dbreflection import _xsd_sequence_callback
from papyrus.xsd import tag
tb = TreeBuilder()
with tag(tb, "xsd:sequence") as tb:
_xsd_sequence_callback(tb, self.cls)
e = tb.close()
self.assertEqual(
tostring(e),
'<xsd:sequence>'
'<xsd:element minOccurs="0" name="child1" nillable="true">'
'<xsd:simpleType>'
'<xsd:restriction base="xsd:string">'
'<xsd:enumeration value="foo" />'
'<xsd:enumeration value="bar" />'
'</xsd:restriction>'
'</xsd:simpleType>'
'</xsd:element>'
'<xsd:element minOccurs="0" name="child2" nillable="true">'
'<xsd:simpleType>'
'<xsd:restriction base="xsd:string">'
'<xsd:enumeration value="foo" />'
'<xsd:enumeration value="bar" />'
'</xsd:restriction>'
'</xsd:simpleType>'
'</xsd:element>'
'</xsd:sequence>')示例3: build
def build(self, root=None):
if root is None:
was_root = True
root = TreeBuilder()
else:
was_root = False
root.start(self.tagname(), self.attrs())
for i, child in enumerate(self.children):
if isinstance(child, HTMLBuilder):
child.build(root=root)
else:
if i in self._formatted:
try:
proxy = TreeProxy(root)
parser = XMLParser(html=True, target=proxy)
parser.feed(child)
proxy.cleanup()
except Exception as e:
print("Bad formatting", e)
root.data(str(child))
else:
root.data(str(child))
root.end(self.tagname())
if was_root:
root = root.close()
return str(tostring(root, method="html").decode('utf-8'))示例4: _get_new_album_body
def _get_new_album_body(self, title):
'''
Формирует XML-элемент для нового альбома.
@param title: string
@return Element
'''
builder = TreeBuilder(Element)
builder.start('entry', {'xmlns': ATOM_NS})
builder.start('title', {})
builder.data(title.decode('utf8'))
builder.end('title')
builder.end('entry')
node = builder.close()
return tostring(node)示例5: save_xml
def save_xml(data, filename):
tb = TreeBuilder()
studyguide = tb.start("studyguide", {})
for dataQuestion in data:
xmlQuestion = SubElement(studyguide, "question", {})
xmlQuestion.text = dataQuestion[0]
for dataAnswer in dataQuestion[1]:
if dataAnswer == dataQuestion[1][0]:
xmlAnswer = SubElement(xmlQuestion, "answer", {'correct': "true"})
else :
xmlAnswer = SubElement(xmlQuestion, "answer", {'correct':"false"})
xmlAnswer.text = dataAnswer
#dump(studyguide)
ElementTree(studyguide).write("xml/" + filename)示例6: start
def start(self, tag, attrs):
elem = TreeBuilder.start(self, tag, attrs)
for key, value in attrs.items():
if key == _MELD_ID:
if value in self.meldids:
raise ValueError('Repeated meld id "%s" in source' % value)
self.meldids[value] = 1
break
return elem示例7: emit
def emit(output, title_string, structure):
"Write an SVG file to output representing structure."
global builder
builder = TreeBuilder()
builder.start("svg", dict(xmlns="http://www.w3.org/2000/svg",
width=str(width),
height=str(height)))
title(title_string)
structure.depth(3)
for key, depth in [(3, 3),
(1, 5),
(2, 6),
(1, 10),
(1, 11),
(2, 15),
(3, 16),
(1, 22),
(2, 25),
(1, 25),
]:
structure.key(key, depth)
builder.end("svg")
ElementTree(builder.close()).write(output,
encoding='utf-8',
xml_declaration=True)
output.write("\n")示例8: __init__
def __init__(self, filename):
""" Opens file the parser needs to read from """
self.filename = filename.replace(".jack", "")
try:
inFile = open(filename, 'r')
self.code = inFile.read()
inFile.close()
except IOError:
print "Unable to open input file."
exit(-2)
# Setup the Element Tree
builder = TreeBuilder()
builder.start("tokens", {})
builder.data("\n")
self.etree = ElementTree(builder.end("tokens"))
# Remove Comments
self.removeComments()
# Strip
self.code = str.strip(self.code)
# Set up enum of token types
self.KEYWORDS = r'(\Aclass\b)|(\Aconstructor\b)|(\Afunction\b)|(\Amethod\b)|(\Afield\b)|(\Astatic\b)|(\Avar\b)|(\Aint\b)|(\Achar\b)|(\Aboolean\b)|(\Avoid\b)|(\Atrue\b)|(\Afalse\b)|(\Anull\b)|(\Athis\b)|(\Alet\b)|(\Ado\b)|(\Aif\b)|(\Aelse\b)|(\Awhile\b)|(\Areturn\b)'
self.SYMBOLS = '[(\{)|(\})|(\()|(\))|(\[)|(\])|(\.)|(,)|(;)|(\+)|(\-)|(\*)|(\/)|(&)|(|)|(<)|(>)|(=)|(~)]'
# Set up token as blank
self.token = 'null'
self.tokenType = 'NULL'示例9: message
def message(self):
builder = TreeBuilder()
builder.start(self.resource_type, dict())
self.serialize(builder)
builder.end(self.resource_type)
msg = tostring(builder.close())
return msg示例10: __init__
def __init__(self, filename):
""" Opens file the parser needs to read from """
self.filename = filename.replace(".jack", "")
try:
inFile = open(filename, 'r')
self.code = inFile.read()
inFile.close()
except IOError:
print "Unable to open input file."
exit(-2)
# Setup the Element Tree
builder = TreeBuilder()
builder.start("tokens", {})
builder.data("\n")
self.etree = ElementTree(builder.end("tokens"))
# Remove Comments
self.removeComments()
# Strip
self.code = str.strip(self.code)
# Set up enum of token types
self.KEYWORDS = '(class)|(constructor)|(function)|(method)|(field)|(static)|(var)|(int)|(char)|(boolean)|(void)|(true)|(false)|(null)|(this)|(let)|(do)|(if)|(else)|(while)|(return)'
self.SYMBOLS = '[(\{)|(\})|(\()|(\))|(\[)|(\])|(\.)|(,)|(;)|(\+)|(\-)|(\*)|(\/)|(&)|(|)|(<)|(>)|(=)|(~)]'
# Set up token as blank
self.token = 'null'
self.tokenType = 'NULL'示例11: compileClass
def compileClass(self):
""" Compiles a complete class """
if (self.DEBUG): print "Compiling class"
# Add non-terminal break for the class
builder = TreeBuilder()
builder.start("class", {})
builder.data("\n")
self.etree = ElementTree(builder.end("class"))
self.head.append(self.etree.getroot())
# Check for class keyword
self.validateAndRead("keyword", "class")
# Check for identifier
self.validateAndRead("identifier")
# Check for { symbol
self.validateAndRead("symbol", '{')
# Check for Class Vars
while (self.compileClassVarDec()):
""" BLANK ON PURPOSE!!! """
# Check for Subroutines
while (self.compileSubroutine()):
""" BLANK ON PURPOSE!!! """
# Check for } symbol
self.validateAndRead("symbol", '}')示例12: addTerminal
def addTerminal(self):
""" Adds a terminal element to the XML tree """
builder = TreeBuilder()
builder.start(self.tag, {})
builder.data(" %s " % (self.data))
temp = builder.end(self.tag)
temp.tail = "\n"
self.head[-1].append(temp)示例13: XmppXmlHandler
class XmppXmlHandler(object):
STREAM_TAG = "{http://etherx.jabber.org/streams}stream"
def __init__(self):
self._stack = 0
self._builder = TreeBuilder()
self._results = deque()
def data(self, data):
self._builder.data(data)
def start(self, tag, attrib):
if tag == self.STREAM_TAG:
return
self._builder.start(tag, attrib)
self._stack += 1
def end(self, tag):
self._stack -= 1
elem = self._builder.end(tag)
if self._stack == 0:
self._results.append(elem)
def get_elem(self):
"""If a top-level XML element has been completed since the last call to
get_elem, return it; else return None."""
try:
elem = self._results.popleft()
if elem.tag.endswith("failure") or elem.tag.endswith("error"):
raise Exception("XMPP Error received - %s" % elem.tag)
return elem
except IndexError:
return None示例14: addNonTerminal
def addNonTerminal(self, name):
""" Adds a non-terminal element to the XML tree """
builder = TreeBuilder()
builder.start(name, {})
builder.data("\n")
temp = builder.end(name)
temp.tail = "\n"
self.head[-1].append(temp)
self.head.append(temp)示例15: addElement
def addElement(self, tag):
""" Adds the current token to the XML ElementTree """
e = self.etree.getroot()
builder = TreeBuilder()
builder.start(tag, {})
builder.data(" %s " % (self.token))
temp = builder.end(tag)
temp.tail = "\n"
e.append(temp)
return self.token