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opt / alt / python36 / lib / python3.6 / site-packages / pip / _vendor / html5lib / treebuilders /

ðŸ“ ..
ðŸ“„ __init__.py(3.51 KB)
ðŸ“ __pycache__
ðŸ“„ base.py(14.22 KB)
ðŸ“„ dom.py(8.72 KB)
ðŸ“„ etree.py(12.54 KB)
ðŸ“„ etree_lxml.py(14.42 KB)

Editing: etree.py

from __future__ import absolute_import, division, unicode_literals
# pylint:disable=protected-access

from pip._vendor.six import text_type

import re

from copy import copy

from . import base
from .. import _ihatexml
from .. import constants
from ..constants import namespaces
from .._utils import moduleFactoryFactory

tag_regexp = re.compile("{([^}]*)}(.*)")

def getETreeBuilder(ElementTreeImplementation, fullTree=False):
    ElementTree = ElementTreeImplementation
    ElementTreeCommentType = ElementTree.Comment("asd").tag

class Element(base.Node):
        def __init__(self, name, namespace=None):
            self._name = name
            self._namespace = namespace
            self._element = ElementTree.Element(self._getETreeTag(name,
                                                                  namespace))
            if namespace is None:
                self.nameTuple = namespaces["html"], self._name
            else:
                self.nameTuple = self._namespace, self._name
            self.parent = None
            self._childNodes = []
            self._flags = []

def _getETreeTag(self, name, namespace):
            if namespace is None:
                etree_tag = name
            else:
                etree_tag = "{%s}%s" % (namespace, name)
            return etree_tag

def _setName(self, name):
            self._name = name
            self._element.tag = self._getETreeTag(self._name, self._namespace)

def _getName(self):
            return self._name

name = property(_getName, _setName)

def _setNamespace(self, namespace):
            self._namespace = namespace
            self._element.tag = self._getETreeTag(self._name, self._namespace)

def _getNamespace(self):
            return self._namespace

namespace = property(_getNamespace, _setNamespace)

def _getAttributes(self):
            return self._element.attrib

def _setAttributes(self, attributes):
            el_attrib = self._element.attrib
            el_attrib.clear()
            if attributes:
                # calling .items _always_ allocates, and the above truthy check is cheaper than the
                # allocation on average
                for key, value in attributes.items():
                    if isinstance(key, tuple):
                        name = "{%s}%s" % (key[2], key[1])
                    else:
                        name = key
                    el_attrib[name] = value

attributes = property(_getAttributes, _setAttributes)

def _getChildNodes(self):
            return self._childNodes

def _setChildNodes(self, value):
            del self._element[:]
            self._childNodes = []
            for element in value:
                self.insertChild(element)

childNodes = property(_getChildNodes, _setChildNodes)

def hasContent(self):
            """Return true if the node has children or text"""
            return bool(self._element.text or len(self._element))

def appendChild(self, node):
            self._childNodes.append(node)
            self._element.append(node._element)
            node.parent = self

def insertBefore(self, node, refNode):
            index = list(self._element).index(refNode._element)
            self._element.insert(index, node._element)
            node.parent = self

def removeChild(self, node):
            self._childNodes.remove(node)
            self._element.remove(node._element)
            node.parent = None

def insertText(self, data, insertBefore=None):
            if not(len(self._element)):
                if not self._element.text:
                    self._element.text = ""
                self._element.text += data
            elif insertBefore is None:
                # Insert the text as the tail of the last child element
                if not self._element[-1].tail:
                    self._element[-1].tail = ""
                self._element[-1].tail += data
            else:
                # Insert the text before the specified node
                children = list(self._element)
                index = children.index(insertBefore._element)
                if index > 0:
                    if not self._element[index - 1].tail:
                        self._element[index - 1].tail = ""
                    self._element[index - 1].tail += data
                else:
                    if not self._element.text:
                        self._element.text = ""
                    self._element.text += data

def cloneNode(self):
            element = type(self)(self.name, self.namespace)
            if self._element.attrib:
                element._element.attrib = copy(self._element.attrib)
            return element

def reparentChildren(self, newParent):
            if newParent.childNodes:
                newParent.childNodes[-1]._element.tail += self._element.text
            else:
                if not newParent._element.text:
                    newParent._element.text = ""
                if self._element.text is not None:
                    newParent._element.text += self._element.text
            self._element.text = ""
            base.Node.reparentChildren(self, newParent)

class Comment(Element):
        def __init__(self, data):
            # Use the superclass constructor to set all properties on the
            # wrapper element
            self._element = ElementTree.Comment(data)
            self.parent = None
            self._childNodes = []
            self._flags = []

def _getData(self):
            return self._element.text

def _setData(self, value):
            self._element.text = value

data = property(_getData, _setData)

class DocumentType(Element):
        def __init__(self, name, publicId, systemId):
            Element.__init__(self, "<!DOCTYPE>")
            self._element.text = name
            self.publicId = publicId
            self.systemId = systemId

def _getPublicId(self):
            return self._element.get("publicId", "")

def _setPublicId(self, value):
            if value is not None:
                self._element.set("publicId", value)

publicId = property(_getPublicId, _setPublicId)

def _getSystemId(self):
            return self._element.get("systemId", "")

def _setSystemId(self, value):
            if value is not None:
                self._element.set("systemId", value)

systemId = property(_getSystemId, _setSystemId)

class Document(Element):
        def __init__(self):
            Element.__init__(self, "DOCUMENT_ROOT")

class DocumentFragment(Element):
        def __init__(self):
            Element.__init__(self, "DOCUMENT_FRAGMENT")

def testSerializer(element):
        rv = []

def serializeElement(element, indent=0):
            if not(hasattr(element, "tag")):
                element = element.getroot()
            if element.tag == "<!DOCTYPE>":
                if element.get("publicId") or element.get("systemId"):
                    publicId = element.get("publicId") or ""
                    systemId = element.get("systemId") or ""
                    rv.append("""<!DOCTYPE %s "%s" "%s">""" %
                              (element.text, publicId, systemId))
                else:
                    rv.append("<!DOCTYPE %s>" % (element.text,))
            elif element.tag == "DOCUMENT_ROOT":
                rv.append("#document")
                if element.text is not None:
                    rv.append("|%s\"%s\"" % (' ' * (indent + 2), element.text))
                if element.tail is not None:
                    raise TypeError("Document node cannot have tail")
                if hasattr(element, "attrib") and len(element.attrib):
                    raise TypeError("Document node cannot have attributes")
            elif element.tag == ElementTreeCommentType:
                rv.append("|%s" % (' ' * indent, element.text))
            else:
                assert isinstance(element.tag, text_type), \
                    "Expected unicode, got %s, %s" % (type(element.tag), element.tag)
                nsmatch = tag_regexp.match(element.tag)

if nsmatch is None:
                    name = element.tag
                else:
                    ns, name = nsmatch.groups()
                    prefix = constants.prefixes[ns]
                    name = "%s %s" % (prefix, name)
                rv.append("|%s<%s>" % (' ' * indent, name))

if hasattr(element, "attrib"):
                    attributes = []
                    for name, value in element.attrib.items():
                        nsmatch = tag_regexp.match(name)
                        if nsmatch is not None:
                            ns, name = nsmatch.groups()
                            prefix = constants.prefixes[ns]
                            attr_string = "%s %s" % (prefix, name)
                        else:
                            attr_string = name
                        attributes.append((attr_string, value))

for name, value in sorted(attributes):
                        rv.append('|%s%s="%s"' % (' ' * (indent + 2), name, value))
                if element.text:
                    rv.append("|%s\"%s\"" % (' ' * (indent + 2), element.text))
            indent += 2
            for child in element:
                serializeElement(child, indent)
            if element.tail:
                rv.append("|%s\"%s\"" % (' ' * (indent - 2), element.tail))
        serializeElement(element, 0)

return "\n".join(rv)

def tostring(element):  # pylint:disable=unused-variable
        """Serialize an element and its child nodes to a string"""
        rv = []
        filter = _ihatexml.InfosetFilter()

def serializeElement(element):
            if isinstance(element, ElementTree.ElementTree):
                element = element.getroot()

if element.tag == "<!DOCTYPE>":
                if element.get("publicId") or element.get("systemId"):
                    publicId = element.get("publicId") or ""
                    systemId = element.get("systemId") or ""
                    rv.append("""<!DOCTYPE %s PUBLIC "%s" "%s">""" %
                              (element.text, publicId, systemId))
                else:
                    rv.append("<!DOCTYPE %s>" % (element.text,))
            elif element.tag == "DOCUMENT_ROOT":
                if element.text is not None:
                    rv.append(element.text)
                if element.tail is not None:
                    raise TypeError("Document node cannot have tail")
                if hasattr(element, "attrib") and len(element.attrib):
                    raise TypeError("Document node cannot have attributes")

for child in element:
                    serializeElement(child)

elif element.tag == ElementTreeCommentType:
                rv.append("" % (element.text,))
            else:
                # This is assumed to be an ordinary element
                if not element.attrib:
                    rv.append("<%s>" % (filter.fromXmlName(element.tag),))
                else:
                    attr = " ".join(["%s=\"%s\"" % (
                        filter.fromXmlName(name), value)
                        for name, value in element.attrib.items()])
                    rv.append("<%s %s>" % (element.tag, attr))
                if element.text:
                    rv.append(element.text)

for child in element:
                    serializeElement(child)

rv.append("</%s>" % (element.tag,))

if element.tail:
                rv.append(element.tail)

serializeElement(element)

return "".join(rv)

class TreeBuilder(base.TreeBuilder):  # pylint:disable=unused-variable
        documentClass = Document
        doctypeClass = DocumentType
        elementClass = Element
        commentClass = Comment
        fragmentClass = DocumentFragment
        implementation = ElementTreeImplementation

def testSerializer(self, element):
            return testSerializer(element)

def getDocument(self):
            if fullTree:
                return self.document._element
            else:
                if self.defaultNamespace is not None:
                    return self.document._element.find(
                        "{%s}html" % self.defaultNamespace)
                else:
                    return self.document._element.find("html")

def getFragment(self):
            return base.TreeBuilder.getFragment(self)._element

return locals()

getETreeModule = moduleFactoryFactory(getETreeBuilder)

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