FM / lxml

/opt/cloudlinux/venv/lib/python3.11/site-packages/lxml/

/opt/cloudlinux/venv/lib/python3.11/site-packages/lxml

Name	Size	Mode	Actions
html/	-	0755	rm
includes/	-	0755	rm
isoschematron/	-	0755	rm
__pycache__/	-	0755	rm
apihelpers.pxi	64452	0644	edit dl rm
builder.cpython-311-x86_64-linux-gnu.so	123624	0755	edit dl rm
builder.py	8147	0644	edit dl rm
classlookup.pxi	22462	0644	edit dl rm
cleanup.pxi	8458	0644	edit dl rm
cssselect.py	3366	0644	edit dl rm
debug.pxi	3283	0644	edit dl rm
docloader.pxi	5783	0644	edit dl rm
doctestcompare.py	18339	0644	edit dl rm
dtd.pxi	15219	0644	edit dl rm
ElementInclude.py	8560	0644	edit dl rm
etree.cpython-311-x86_64-linux-gnu.so	5797240	0755	edit dl rm
etree.h	8575	0644	edit dl rm
etree.pyx	132415	0644	edit dl rm
etree_api.h	17467	0644	edit dl rm
extensions.pxi	33241	0644	edit dl rm
iterparse.pxi	16607	0644	edit dl rm
lxml.etree.h	8575	0644	edit dl rm
lxml.etree_api.h	17472	0644	edit dl rm
nsclasses.pxi	9145	0644	edit dl rm
objectify.cpython-311-x86_64-linux-gnu.so	3351520	0755	edit dl rm
objectify.pyx	77100	0644	edit dl rm
objectpath.pxi	11479	0644	edit dl rm
parser.pxi	78247	0644	edit dl rm
parsertarget.pxi	6859	0644	edit dl rm
proxy.pxi	23562	0644	edit dl rm
public-api.pxi	6660	0644	edit dl rm
pyclasslookup.py	92	0644	edit dl rm
readonlytree.pxi	19048	0644	edit dl rm
relaxng.pxi	6085	0644	edit dl rm
sax.cpython-311-x86_64-linux-gnu.so	201680	0755	edit dl rm
sax.py	9396	0644	edit dl rm
saxparser.pxi	32542	0644	edit dl rm
schematron.pxi	5782	0644	edit dl rm
serializer.pxi	67999	0644	edit dl rm
usedoctest.py	230	0644	edit dl rm
xinclude.pxi	2460	0644	edit dl rm
xmlerror.pxi	49531	0644	edit dl rm
xmlid.pxi	6064	0644	edit dl rm
xmlschema.pxi	8079	0644	edit dl rm
xpath.pxi	19571	0644	edit dl rm
xslt.pxi	36694	0644	edit dl rm
xsltext.pxi	11085	0644	edit dl rm
_elementpath.cpython-311-x86_64-linux-gnu.so	230680	0755	edit dl rm
_elementpath.py	10742	0644	edit dl rm
__init__.py	575	0644	edit dl rm

Edit: /opt/cloudlinux/venv/lib/python3.11/site-packages/lxml/sax.py (9396B)

# cython: language_level=2

"""
SAX-based adapter to copy trees from/to the Python standard library.

Use the `ElementTreeContentHandler` class to build an ElementTree from
SAX events.

Use the `ElementTreeProducer` class or the `saxify()` function to fire
the SAX events of an ElementTree against a SAX ContentHandler.

See https://lxml.de/sax.html
"""

from __future__ import absolute_import

from xml.sax.handler import ContentHandler
from lxml import etree
from lxml.etree import ElementTree, SubElement
from lxml.etree import Comment, ProcessingInstruction

class SaxError(etree.LxmlError):
    """General SAX error.
    """

def _getNsTag(tag):
    if tag[0] == '{':
        return tuple(tag[1:].split('}', 1))
    else:
        return None, tag

class ElementTreeContentHandler(ContentHandler):
    """Build an lxml ElementTree from SAX events.
    """
    def __init__(self, makeelement=None):
        ContentHandler.__init__(self)
        self._root = None
        self._root_siblings = []
        self._element_stack = []
        self._default_ns = None
        self._ns_mapping = { None : [None] }
        self._new_mappings = {}
        if makeelement is None:
            makeelement = etree.Element
        self._makeelement = makeelement

def _get_etree(self):
        "Contains the generated ElementTree after parsing is finished."
        return ElementTree(self._root)

etree = property(_get_etree, doc=_get_etree.__doc__)

def setDocumentLocator(self, locator):
        pass

def startDocument(self):
        pass

def endDocument(self):
        pass

def startPrefixMapping(self, prefix, uri):
        self._new_mappings[prefix] = uri
        try:
            self._ns_mapping[prefix].append(uri)
        except KeyError:
            self._ns_mapping[prefix] = [uri]
        if prefix is None:
            self._default_ns = uri

def endPrefixMapping(self, prefix):
        ns_uri_list = self._ns_mapping[prefix]
        ns_uri_list.pop()
        if prefix is None:
            self._default_ns = ns_uri_list[-1]

def _buildTag(self, ns_name_tuple):
        ns_uri, local_name = ns_name_tuple
        if ns_uri:
            el_tag = "{%s}%s" % ns_name_tuple
        elif self._default_ns:
            el_tag = "{%s}%s" % (self._default_ns, local_name)
        else:
            el_tag = local_name
        return el_tag

def startElementNS(self, ns_name, qname, attributes=None):
        el_name = self._buildTag(ns_name)
        if attributes:
            attrs = {}
            try:
                iter_attributes = attributes.iteritems()
            except AttributeError:
                iter_attributes = attributes.items()

for name_tuple, value in iter_attributes:
                if name_tuple[0]:
                    attr_name = "{%s}%s" % name_tuple
                else:
                    attr_name = name_tuple[1]
                attrs[attr_name] = value
        else:
            attrs = None

element_stack = self._element_stack
        if self._root is None:
            element = self._root = \
                      self._makeelement(el_name, attrs, self._new_mappings)
            if self._root_siblings and hasattr(element, 'addprevious'):
                for sibling in self._root_siblings:
                    element.addprevious(sibling)
            del self._root_siblings[:]
        else:
            element = SubElement(element_stack[-1], el_name,
                                 attrs, self._new_mappings)
        element_stack.append(element)

self._new_mappings.clear()

def processingInstruction(self, target, data):
        pi = ProcessingInstruction(target, data)
        if self._root is None:
            self._root_siblings.append(pi)
        else:
            self._element_stack[-1].append(pi)

def endElementNS(self, ns_name, qname):
        element = self._element_stack.pop()
        el_tag = self._buildTag(ns_name)
        if el_tag != element.tag:
            raise SaxError("Unexpected element closed: " + el_tag)

def startElement(self, name, attributes=None):
        if attributes:
            attributes = dict(
                    [((None, k), v) for k, v in attributes.items()]
                )
        self.startElementNS((None, name), name, attributes)

def endElement(self, name):
        self.endElementNS((None, name), name)

def characters(self, data):
        last_element = self._element_stack[-1]
        try:
            # if there already is a child element, we must append to its tail
            last_element = last_element[-1]
            last_element.tail = (last_element.tail or '') + data
        except IndexError:
            # otherwise: append to the text
            last_element.text = (last_element.text or '') + data

ignorableWhitespace = characters

class ElementTreeProducer(object):
    """Produces SAX events for an element and children.
    """
    def __init__(self, element_or_tree, content_handler):
        try:
            element = element_or_tree.getroot()
        except AttributeError:
            element = element_or_tree
        self._element = element
        self._content_handler = content_handler
        from xml.sax.xmlreader import AttributesNSImpl as attr_class
        self._attr_class = attr_class
        self._empty_attributes = attr_class({}, {})

def saxify(self):
        self._content_handler.startDocument()

element = self._element
        if hasattr(element, 'getprevious'):
            siblings = []
            sibling = element.getprevious()
            while getattr(sibling, 'tag', None) is ProcessingInstruction:
                siblings.append(sibling)
                sibling = sibling.getprevious()
            for sibling in siblings[::-1]:
                self._recursive_saxify(sibling, {})

self._recursive_saxify(element, {})

if hasattr(element, 'getnext'):
            sibling = element.getnext()
            while getattr(sibling, 'tag', None) is ProcessingInstruction:
                self._recursive_saxify(sibling, {})
                sibling = sibling.getnext()

self._content_handler.endDocument()

def _recursive_saxify(self, element, parent_nsmap):
        content_handler = self._content_handler
        tag = element.tag
        if tag is Comment or tag is ProcessingInstruction:
            if tag is ProcessingInstruction:
                content_handler.processingInstruction(
                    element.target, element.text)
            tail = element.tail
            if tail:
                content_handler.characters(tail)
            return

element_nsmap = element.nsmap
        new_prefixes = []
        if element_nsmap != parent_nsmap:
            # There have been updates to the namespace
            for prefix, ns_uri in element_nsmap.items():
                if parent_nsmap.get(prefix) != ns_uri:
                    new_prefixes.append( (prefix, ns_uri) )

attribs = element.items()
        if attribs:
            attr_values = {}
            attr_qnames = {}
            for attr_ns_name, value in attribs:
                attr_ns_tuple = _getNsTag(attr_ns_name)
                attr_values[attr_ns_tuple] = value
                attr_qnames[attr_ns_tuple] = self._build_qname(
                    attr_ns_tuple[0], attr_ns_tuple[1], element_nsmap,
                    preferred_prefix=None, is_attribute=True)
            sax_attributes = self._attr_class(attr_values, attr_qnames)
        else:
            sax_attributes = self._empty_attributes

ns_uri, local_name = _getNsTag(tag)
        qname = self._build_qname(
            ns_uri, local_name, element_nsmap, element.prefix, is_attribute=False)

for prefix, uri in new_prefixes:
            content_handler.startPrefixMapping(prefix, uri)
        content_handler.startElementNS(
            (ns_uri, local_name), qname, sax_attributes)
        text = element.text
        if text:
            content_handler.characters(text)
        for child in element:
            self._recursive_saxify(child, element_nsmap)
        content_handler.endElementNS((ns_uri, local_name), qname)
        for prefix, uri in new_prefixes:
            content_handler.endPrefixMapping(prefix)
        tail = element.tail
        if tail:
            content_handler.characters(tail)

def _build_qname(self, ns_uri, local_name, nsmap, preferred_prefix, is_attribute):
        if ns_uri is None:
            return local_name

if not is_attribute and nsmap.get(preferred_prefix) == ns_uri:
            prefix = preferred_prefix
        else:
            # Pick the first matching prefix, in alphabetical order.
            candidates = [
                pfx for (pfx, uri) in nsmap.items()
                if pfx is not None and uri == ns_uri
            ]
            prefix = (
                candidates[0] if len(candidates) == 1
                else min(candidates) if candidates
                else None
            )

if prefix is None:
            # Default namespace
            return local_name
        return prefix + ':' + local_name

def saxify(element_or_tree, content_handler):
    """One-shot helper to generate SAX events from an XML tree and fire
    them against a SAX ContentHandler.
    """
    return ElementTreeProducer(element_or_tree, content_handler).saxify()

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