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<th>&nbsp;&nbsp;&nbsp;<a
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<h1 class="epydoc">Module etree</h1><p class="nomargin-top"></p>
The <tt class="rst-rst-rst-docutils literal rst-rst-docutils literal rst-docutils literal"><span class="pre">lxml.etree</span></tt> module implements the extended ElementTree API
for XML.

<hr />
<div class="fields">      <p><strong>Version:</strong>
        2.0.10-60473
      </p>
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<a name="section-Classes"></a>
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  <td align="left" colspan="2" class="table-header">
    <span class="table-header">Classes</span></td>
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<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.AncestorsIterator-class.html" class="summary-name">AncestorsIterator</a><br />
      AncestorsIterator(self, node, tag=None)
Iterates over the ancestors of an element (from parent to parent).
    </td>
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<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.AttributeBasedElementClassLookup-class.html" class="summary-name">AttributeBasedElementClassLookup</a><br />
      AttributeBasedElementClassLookup(self, attribute_name, class_mapping, fallback=None)
Checks an attribute of an Element and looks up the value in a
class dictionary.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.C14NError-class.html" class="summary-name">C14NError</a><br />
      Error during C14N serialisation.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.CommentBase-class.html" class="summary-name">CommentBase</a><br />
      All custom Comment classes must inherit from this one.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.CustomElementClassLookup-class.html" class="summary-name">CustomElementClassLookup</a><br />
      CustomElementClassLookup(self, fallback=None)
Element class lookup based on a subclass method.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.DTD-class.html" class="summary-name">DTD</a><br />
      DTD(self, file=None, external_id=None)
A DTD validator.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.DTDError-class.html" class="summary-name">DTDError</a><br />
      Base class for DTD errors.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.DTDParseError-class.html" class="summary-name">DTDParseError</a><br />
      Error while parsing a DTD.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.DTDValidateError-class.html" class="summary-name">DTDValidateError</a><br />
      Error while validating an XML document with a DTD.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.DocInfo-class.html" class="summary-name">DocInfo</a><br />
      Document information provided by parser and DTD.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.DocumentInvalid-class.html" class="summary-name">DocumentInvalid</a><br />
      Validation error.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ETCompatXMLParser-class.html" class="summary-name">ETCompatXMLParser</a><br />
      ETCompatXMLParser(self, attribute_defaults=False, dtd_validation=False, load_dtd=False, no_network=True, ns_clean=False, recover=False, remove_blank_text=False, compact=True, resolve_entities=True, remove_comments=True, remove_pis=True, target=None, encoding=None, schema=None)
An XML parser with an ElementTree compatible default setup.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ETXPath-class.html" class="summary-name">ETXPath</a><br />
      ETXPath(self, path, extensions=None, regexp=True)
Special XPath class that supports the ElementTree {uri} notation for namespaces.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementBase-class.html" class="summary-name">ElementBase</a><br />
      All custom Element classes must inherit from this one.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementChildIterator-class.html" class="summary-name">ElementChildIterator</a><br />
      ElementChildIterator(self, node, tag=None, reversed=False)
Iterates over the children of an element.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementClassLookup-class.html" class="summary-name">ElementClassLookup</a><br />
      ElementClassLookup(self)
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementDefaultClassLookup-class.html" class="summary-name">ElementDefaultClassLookup</a><br />
      ElementDefaultClassLookup(self, element=None, comment=None, pi=None, entity=None)
Element class lookup scheme that always returns the default Element
class.
    </td>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementDepthFirstIterator-class.html" class="summary-name">ElementDepthFirstIterator</a><br />
      ElementDepthFirstIterator(self, node, tag=None, inclusive=True)
Iterates over an element and its sub-elements in document order (depth
first pre-order).
    </td>
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      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementNamespaceClassLookup-class.html" class="summary-name">ElementNamespaceClassLookup</a><br />
      ElementNamespaceClassLookup(self, fallback=None)
    </td>
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      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ElementTextIterator-class.html" class="summary-name">ElementTextIterator</a><br />
      ElementTextIterator(self, element, tag=None, with_tail=True)
Iterates over the text content of a subtree.
    </td>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.EntityBase-class.html" class="summary-name">EntityBase</a><br />
      All custom Entity classes must inherit from this one.
    </td>
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      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.Error-class.html" class="summary-name">Error</a>
    </td>
  </tr>
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      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ErrorDomains-class.html" class="summary-name">ErrorDomains</a><br />
      Libxml2 error domains
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ErrorLevels-class.html" class="summary-name">ErrorLevels</a><br />
      Libxml2 error levels
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ErrorTypes-class.html" class="summary-name">ErrorTypes</a><br />
      Libxml2 error types
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.FallbackElementClassLookup-class.html" class="summary-name">FallbackElementClassLookup</a><br />
      FallbackElementClassLookup(self, fallback=None)
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.HTMLParser-class.html" class="summary-name">HTMLParser</a><br />
      HTMLParser(self, recover=True, no_network=True, remove_blank_text=False, compact=True, remove_comments=False, remove_pis=False, target=None, encoding=None, schema=None)
The HTML parser.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.LxmlError-class.html" class="summary-name">LxmlError</a><br />
      Main exception base class for lxml.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.LxmlRegistryError-class.html" class="summary-name">LxmlRegistryError</a><br />
      Base class of lxml registry errors.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.LxmlSyntaxError-class.html" class="summary-name">LxmlSyntaxError</a><br />
      Base class for all syntax errors.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.NamespaceRegistryError-class.html" class="summary-name">NamespaceRegistryError</a><br />
      Error registering a namespace extension.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.PIBase-class.html" class="summary-name">PIBase</a><br />
      All custom Processing Instruction classes must inherit from this one.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ParseError-class.html" class="summary-name">ParseError</a><br />
      Syntax error while parsing an XML document.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ParserBasedElementClassLookup-class.html" class="summary-name">ParserBasedElementClassLookup</a><br />
      ParserBasedElementClassLookup(self, fallback=None)
Element class lookup based on the XML parser.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.ParserError-class.html" class="summary-name">ParserError</a><br />
      Internal lxml parser error.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.PyErrorLog-class.html" class="summary-name">PyErrorLog</a><br />
      PyErrorLog(self, logger_name=None)
A global error log that connects to the Python stdlib logging package.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.QName-class.html" class="summary-name">QName</a><br />
      QName(text_or_uri, tag=None)
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.RelaxNG-class.html" class="summary-name">RelaxNG</a><br />
      RelaxNG(self, etree=None, file=None)
Turn a document into a Relax NG validator.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.RelaxNGError-class.html" class="summary-name">RelaxNGError</a><br />
      Base class for RelaxNG errors.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.RelaxNGErrorTypes-class.html" class="summary-name">RelaxNGErrorTypes</a><br />
      Libxml2 RelaxNG error types
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.RelaxNGParseError-class.html" class="summary-name">RelaxNGParseError</a><br />
      Error while parsing an XML document as RelaxNG.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.RelaxNGValidateError-class.html" class="summary-name">RelaxNGValidateError</a><br />
      Error while validating an XML document with a RelaxNG schema.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.Resolver-class.html" class="summary-name">Resolver</a><br />
      This is the base class of all resolvers.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.Schematron-class.html" class="summary-name">Schematron</a><br />
      Schematron(self, etree=None, file=None)
A Schematron validator.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.SchematronError-class.html" class="summary-name">SchematronError</a><br />
      Base class of all Schematron errors.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.SchematronParseError-class.html" class="summary-name">SchematronParseError</a><br />
      Error while parsing an XML document as Schematron schema.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.SchematronValidateError-class.html" class="summary-name">SchematronValidateError</a><br />
      Error while validating an XML document with a Schematron schema.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.SiblingsIterator-class.html" class="summary-name">SiblingsIterator</a><br />
      SiblingsIterator(self, node, tag=None, preceding=False)
Iterates over the siblings of an element.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.TreeBuilder-class.html" class="summary-name">TreeBuilder</a><br />
      TreeBuilder(self, element_factory=None, parser=None)
Parser target that builds a tree.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XInclude-class.html" class="summary-name">XInclude</a><br />
      XInclude(self)
XInclude processor.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XIncludeError-class.html" class="summary-name">XIncludeError</a><br />
      Error during XInclude processing.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XMLParser-class.html" class="summary-name">XMLParser</a><br />
      XMLParser(self, attribute_defaults=False, dtd_validation=False, load_dtd=False, no_network=True, ns_clean=False, recover=False, remove_blank_text=False, compact=True, resolve_entities=True, remove_comments=False, remove_pis=False, target=None, encoding=None, schema=None)
The XML parser.
    </td>
  </tr>
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    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XMLSchema-class.html" class="summary-name">XMLSchema</a><br />
      XMLSchema(self, etree=None, file=None)
Turn a document into an XML Schema validator.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XMLSchemaError-class.html" class="summary-name">XMLSchemaError</a><br />
      Base class of all XML Schema errors
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XMLSchemaParseError-class.html" class="summary-name">XMLSchemaParseError</a><br />
      Error while parsing an XML document as XML Schema.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XMLSchemaValidateError-class.html" class="summary-name">XMLSchemaValidateError</a><br />
      Error while validating an XML document with an XML Schema.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XMLSyntaxError-class.html" class="summary-name">XMLSyntaxError</a><br />
      Syntax error while parsing an XML document.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPath-class.html" class="summary-name">XPath</a><br />
      XPath(self, path, namespaces=None, extensions=None, regexp=True)
A compiled XPath expression that can be called on Elements and ElementTrees.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathDocumentEvaluator-class.html" class="summary-name">XPathDocumentEvaluator</a><br />
      XPathDocumentEvaluator(self, etree, namespaces=None, extensions=None, regexp=True)
Create an XPath evaluator for an ElementTree.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathElementEvaluator-class.html" class="summary-name">XPathElementEvaluator</a><br />
      XPathElementEvaluator(self, element, namespaces=None, extensions=None, regexp=True)
Create an XPath evaluator for an element.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathError-class.html" class="summary-name">XPathError</a><br />
      Base class of all XPath errors.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathEvalError-class.html" class="summary-name">XPathEvalError</a><br />
      Error during XPath evaluation.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathFunctionError-class.html" class="summary-name">XPathFunctionError</a><br />
      Internal error looking up an XPath extension function.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathResultError-class.html" class="summary-name">XPathResultError</a><br />
      Error handling an XPath result.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XPathSyntaxError-class.html" class="summary-name">XPathSyntaxError</a>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLT-class.html" class="summary-name">XSLT</a><br />
      XSLT(self, xslt_input, extensions=None, regexp=True, access_control=None)
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLTAccessControl-class.html" class="summary-name">XSLTAccessControl</a><br />
      XSLTAccessControl(self, read_file=True, write_file=True, create_dir=True, read_network=True, write_network=True)
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLTApplyError-class.html" class="summary-name">XSLTApplyError</a><br />
      Error running an XSL transformation.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLTError-class.html" class="summary-name">XSLTError</a><br />
      Base class of all XSLT errors.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLTExtensionError-class.html" class="summary-name">XSLTExtensionError</a><br />
      Error registering an XSLT extension.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLTParseError-class.html" class="summary-name">XSLTParseError</a><br />
      Error parsing a stylesheet document.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.XSLTSaveError-class.html" class="summary-name">XSLTSaveError</a><br />
      Error serialising an XSLT result.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.iterparse-class.html" class="summary-name">iterparse</a><br />
      iterparse(self, source, events=(&quot;end&quot;,), tag=None, attribute_defaults=False, dtd_validation=False, load_dtd=False, no_network=True, remove_blank_text=False, remove_comments=False, remove_pis=False, encoding=None, html=False, schema=None)
Incremental parser.
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree.iterwalk-class.html" class="summary-name">iterwalk</a><br />
      iterwalk(self, element_or_tree, events=(&quot;end&quot;,), tag=None)
    </td>
  </tr>
</table>

<a name="section-Functions"></a>
<table class="summary" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="table-header">
  <td align="left" colspan="2" class="table-header">
    <span class="table-header">Functions</span></td>
</tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#Comment" class="summary-sig-name">Comment</a>(<span class="summary-sig-arg">text</span>=<span class="summary-sig-default">None</span>)</span><br />
      Comment element factory.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#Element" class="summary-sig-name">Element</a>(<span class="summary-sig-arg">_tag</span>,
        <span class="summary-sig-arg">attrib</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">nsmap</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">**_extra</span>)</span><br />
      Element factory.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a name="ElementTree"></a><span class="summary-sig-name">ElementTree</span>(<span class="summary-sig-arg">element</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">file</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>)</span><br />
      ElementTree wrapper class.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#Entity" class="summary-sig-name">Entity</a>(<span class="summary-sig-arg">name</span>)</span><br />
      Entity factory.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#Extension" class="summary-sig-name">Extension</a>(<span class="summary-sig-arg">module</span>,
        <span class="summary-sig-arg">function_mapping</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">ns</span>=<span class="summary-sig-default">None</span>)</span><br />
      Build a dictionary of extension functions from the functions
defined in a module or the methods of an object.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#FunctionNamespace" class="summary-sig-name">FunctionNamespace</a>(<span class="summary-sig-arg">ns_uri</span>)</span><br />
      Retrieve the function namespace object associated with the given
URI.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#HTML" class="summary-sig-name">HTML</a>(<span class="summary-sig-arg">text</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">base_url</span>=<span class="summary-sig-default">None</span>)</span><br />
      Parses an HTML document from a string constant.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#PI" class="summary-sig-name">PI</a>(<span class="summary-sig-arg">target</span>,
        <span class="summary-sig-arg">text</span>=<span class="summary-sig-default">None</span>)</span><br />
      ProcessingInstruction element factory.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#ProcessingInstruction" class="summary-sig-name">ProcessingInstruction</a>(<span class="summary-sig-arg">target</span>,
        <span class="summary-sig-arg">text</span>=<span class="summary-sig-default">None</span>)</span><br />
      ProcessingInstruction element factory.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#SubElement" class="summary-sig-name">SubElement</a>(<span class="summary-sig-arg">_parent</span>,
        <span class="summary-sig-arg">_tag</span>,
        <span class="summary-sig-arg">attrib</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">nsmap</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">**_extra</span>)</span><br />
      Subelement factory.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#XML" class="summary-sig-name">XML</a>(<span class="summary-sig-arg">text</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">base_url</span>=<span class="summary-sig-default">None</span>)</span><br />
      Parses an XML document from a string constant.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#XMLDTDID" class="summary-sig-name">XMLDTDID</a>(<span class="summary-sig-arg">text</span>)</span><br />
      Parse the text and return a tuple (root node, ID dictionary).</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#XMLID" class="summary-sig-name">XMLID</a>(<span class="summary-sig-arg">text</span>)</span><br />
      Parse the text and return a tuple (root node, ID dictionary).</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#XPathEvaluator" class="summary-sig-name">XPathEvaluator</a>(<span class="summary-sig-arg">etree_or_element</span>,
        <span class="summary-sig-arg">namespaces</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">extensions</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">regexp</span>=<span class="summary-sig-default">True</span>)</span><br />
      Creates an XPath evaluator for an ElementTree or an Element.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#clearErrorLog" class="summary-sig-name">clearErrorLog</a>(<span class="summary-sig-arg">...</span>)</span><br />
      Clear the global error log.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#clear_error_log" class="summary-sig-name">clear_error_log</a>()</span><br />
      Clear the global error log.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#dump" class="summary-sig-name">dump</a>(<span class="summary-sig-arg">elem</span>,
        <span class="summary-sig-arg">pretty_print</span>=<span class="summary-sig-default">True</span>,
        <span class="summary-sig-arg">with_tail</span>=<span class="summary-sig-default">True</span>)</span><br />
      Writes an element tree or element structure to sys.stdout.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#fromstring" class="summary-sig-name">fromstring</a>(<span class="summary-sig-arg">text</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">base_url</span>=<span class="summary-sig-default">None</span>)</span><br />
      Parses an XML document from a string.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#fromstringlist" class="summary-sig-name">fromstringlist</a>(<span class="summary-sig-arg">strings</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>)</span><br />
      Parses an XML document from a sequence of strings.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#getDefaultParser" class="summary-sig-name">getDefaultParser</a>(<span class="summary-sig-arg">...</span>)</span></td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a name="get_default_parser"></a><span class="summary-sig-name">get_default_parser</span>()</span></td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a name="iselement"></a><span class="summary-sig-name">iselement</span>(<span class="summary-sig-arg">element</span>)</span><br />
      Checks if an object appears to be a valid element object.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#parse" class="summary-sig-name">parse</a>(<span class="summary-sig-arg">source</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">base_url</span>=<span class="summary-sig-default">None</span>)</span><br />
      Return an ElementTree object loaded with source elements.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#parseid" class="summary-sig-name">parseid</a>(<span class="summary-sig-arg">source</span>,
        <span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>)</span><br />
      Parses the source into a tuple containing an ElementTree object and an
ID dictionary.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#setDefaultParser" class="summary-sig-name">setDefaultParser</a>(<span class="summary-sig-arg">...</span>)</span></td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#setElementClassLookup" class="summary-sig-name">setElementClassLookup</a>(<span class="summary-sig-arg">...</span>)</span></td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#set_default_parser" class="summary-sig-name">set_default_parser</a>(<span class="summary-sig-arg">parser</span>=<span class="summary-sig-default">None</span>)</span><br />
      Set a default parser for the current thread.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a name="set_element_class_lookup"></a><span class="summary-sig-name">set_element_class_lookup</span>(<span class="summary-sig-arg">lookup</span>=<span class="summary-sig-default"> None</span>)</span><br />
      Set the global default element class lookup method.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#tostring" class="summary-sig-name">tostring</a>(<span class="summary-sig-arg">element_or_tree</span>,
        <span class="summary-sig-arg">encoding</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">method</span>=<span class="summary-sig-default">&quot;xml&quot;</span>,
        <span class="summary-sig-arg">xml_declaration</span>=<span class="summary-sig-default">None</span>,
        <span class="summary-sig-arg">pretty_print</span>=<span class="summary-sig-default">False</span>,
        <span class="summary-sig-arg">with_tail</span>=<span class="summary-sig-default">True</span>)</span><br />
      Serialize an element to an encoded string representation of its XML
tree.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#tostringlist" class="summary-sig-name">tostringlist</a>(<span class="summary-sig-arg">element_or_tree</span>,
        <span class="summary-sig-arg">*args</span>,
        <span class="summary-sig-arg">**kwargs</span>)</span><br />
      Serialize an element to an encoded string representation of its XML
tree, stored in a list of partial strings.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#tounicode" class="summary-sig-name">tounicode</a>(<span class="summary-sig-arg">element_or_tree</span>,
        <span class="summary-sig-arg">method</span>=<span class="summary-sig-default">&quot;xml&quot;</span>,
        <span class="summary-sig-arg">pretty_print</span>=<span class="summary-sig-default">False</span>,
        <span class="summary-sig-arg">with_tail</span>=<span class="summary-sig-default">True</span>)</span><br />
      Serialize an element to the Python unicode representation of its XML
tree.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#useGlobalPythonLog" class="summary-sig-name">useGlobalPythonLog</a>(<span class="summary-sig-arg">...</span>)</span><br />
      Replace the global error log by an etree.PyErrorLog that uses the
standard Python logging package.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
      <table width="100%" cellpadding="0" cellspacing="0" border="0">
        <tr>
          <td><span class="summary-sig"><a href="lxml.etree-module.html#use_global_python_log" class="summary-sig-name">use_global_python_log</a>(<span class="summary-sig-arg">log</span>)</span><br />
      Replace the global error log by an etree.PyErrorLog that uses the
standard Python logging package.</td>
          <td align="right" valign="top">
            
            
          </td>
        </tr>
      </table>
      
    </td>
  </tr>
</table>

<a name="section-Variables"></a>
<table class="summary" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="table-header">
  <td align="left" colspan="2" class="table-header">
    <span class="table-header">Variables</span></td>
</tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a name="DEBUG"></a><span class="summary-name">DEBUG</span> = <code title="1">1</code>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a name="LIBXML_COMPILED_VERSION"></a><span class="summary-name">LIBXML_COMPILED_VERSION</span> = <code title="(2, 6, 30)"><code class="variable-group">(</code>2<code class="variable-op">, </code>6<code class="variable-op">, </code>30<code class="variable-group">)</code></code>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a name="LIBXML_VERSION"></a><span class="summary-name">LIBXML_VERSION</span> = <code title="(2, 6, 30)"><code class="variable-group">(</code>2<code class="variable-op">, </code>6<code class="variable-op">, </code>30<code class="variable-group">)</code></code>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a name="LIBXSLT_COMPILED_VERSION"></a><span class="summary-name">LIBXSLT_COMPILED_VERSION</span> = <code title="(1, 1, 21)"><code class="variable-group">(</code>1<code class="variable-op">, </code>1<code class="variable-op">, </code>21<code class="variable-group">)</code></code>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a name="LIBXSLT_VERSION"></a><span class="summary-name">LIBXSLT_VERSION</span> = <code title="(1, 1, 21)"><code class="variable-group">(</code>1<code class="variable-op">, </code>1<code class="variable-op">, </code>21<code class="variable-group">)</code></code>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a name="LXML_VERSION"></a><span class="summary-name">LXML_VERSION</span> = <code title="(2, 0, 10, 60473)"><code class="variable-group">(</code>2<code class="variable-op">, </code>0<code class="variable-op">, </code>10<code class="variable-op">, </code>60473<code class="variable-group">)</code></code>
    </td>
  </tr>
<tr>
    <td width="15%" align="right" valign="top" class="summary">
      <span class="summary-type">&nbsp;</span>
    </td><td class="summary">
        <a href="lxml.etree-module.html#__pyx_capi__" class="summary-name">__pyx_capi__</a> = <code title="{'appendChild': &lt;PyCObject object at 0x84dd758&gt;,
 'attributeValue': &lt;PyCObject object at 0x84dd608&gt;,
 'attributeValueFromNsName': &lt;PyCObject object at 0x84dd620&gt;,
 'callLookupFallback': &lt;PyCObject object at 0x84dd518&gt;,
 'collectAttributes': &lt;PyCObject object at 0x84dd668&gt;,
 'deepcopyNodeToDocument': &lt;PyCObject object at 0x84dd470&gt;,
 'delAttribute': &lt;PyCObject object at 0x84dd698&gt;,
 'delAttributeFromNsName': &lt;PyCObject object at 0x84dd6b0&gt;,
..."><code class="variable-group">{</code><code class="variable-quote">'</code><code class="variable-string">appendChild</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd758&gt;<code class="variable-ellipsis">...</code></code>
    </td>
  </tr>
</table>

<a name="section-FunctionDetails"></a>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="table-header">
  <td align="left" colspan="2" class="table-header">
    <span class="table-header">Function Details</span></td>
</tr>
</table>
<a name="Comment"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">Comment</span>(<span class="sig-arg">text</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Comment element factory. This factory function creates a special element that will
be serialized as an XML comment.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="Element"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">Element</span>(<span class="sig-arg">_tag</span>,
        <span class="sig-arg">attrib</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">nsmap</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">**_extra</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Element factory.  This function returns an object implementing the
Element interface.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="Entity"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">Entity</span>(<span class="sig-arg">name</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Entity factory.  This factory function creates a special element
that will be serialized as an XML entity reference or character
reference.  Note, however, that entities will not be automatically
declared in the document.  A document that uses entity references
requires a DTD to define the entities.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="Extension"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">Extension</span>(<span class="sig-arg">module</span>,
        <span class="sig-arg">function_mapping</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">ns</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Build a dictionary of extension functions from the functions
defined in a module or the methods of an object.</p>
<p>As second argument, you can pass an additional mapping of
attribute names to XPath function names, or a list of function
names that should be taken.</p>
<p>The <tt class="rst-docutils literal"><span class="pre">ns</span></tt> keyword argument accepts a namespace URI for the XPath
functions.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="FunctionNamespace"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">FunctionNamespace</span>(<span class="sig-arg">ns_uri</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Retrieve the function namespace object associated with the given
URI.</p>
<p>Creates a new one if it does not yet exist. A function namespace
can only be used to register extension functions.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="HTML"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">HTML</span>(<span class="sig-arg">text</span>,
        <span class="sig-arg">parser</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">base_url</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Parses an HTML document from a string constant. This function can be used
to embed &quot;HTML literals&quot; in Python code.</p>
<p>To override the parser with a different <tt class="rst-docutils literal"><span class="pre">HTMLParser</span></tt> you can pass it to
the <tt class="rst-docutils literal"><span class="pre">parser</span></tt> keyword argument.</p>
<p>The <tt class="rst-docutils literal"><span class="pre">base_url</span></tt> keyword argument allows to set the original base URL of
the document to support relative Paths when looking up external entities
(DTD, XInclude, ...).</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="PI"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">PI</span>(<span class="sig-arg">target</span>,
        <span class="sig-arg">text</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  ProcessingInstruction element factory. This factory function creates a
special element that will be serialized as an XML processing instruction.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="ProcessingInstruction"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">ProcessingInstruction</span>(<span class="sig-arg">target</span>,
        <span class="sig-arg">text</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  ProcessingInstruction element factory. This factory function creates a
special element that will be serialized as an XML processing instruction.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="SubElement"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">SubElement</span>(<span class="sig-arg">_parent</span>,
        <span class="sig-arg">_tag</span>,
        <span class="sig-arg">attrib</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">nsmap</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">**_extra</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Subelement factory.  This function creates an element instance, and
appends it to an existing element.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="XML"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">XML</span>(<span class="sig-arg">text</span>,
        <span class="sig-arg">parser</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">base_url</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Parses an XML document from a string constant. This function can be used
to embed &quot;XML literals&quot; in Python code, like in</p>
<blockquote>
<pre class="py-doctest">
<span class="py-prompt">&gt;&gt;&gt; </span>root = etree.XML(<span class="py-string">&quot;&lt;root&gt;&lt;test/&gt;&lt;/root&gt;&quot;</span>)</pre>
</blockquote>
<p>To override the parser with a different <tt class="rst-docutils literal"><span class="pre">XMLParser</span></tt> you can pass it to
the <tt class="rst-docutils literal"><span class="pre">parser</span></tt> keyword argument.</p>
<p>The <tt class="rst-docutils literal"><span class="pre">base_url</span></tt> keyword argument allows to set the original base URL of
the document to support relative Paths when looking up external entities
(DTD, XInclude, ...).</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="XMLDTDID"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">XMLDTDID</span>(<span class="sig-arg">text</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Parse the text and return a tuple (root node, ID dictionary).  The root
node is the same as returned by the XML() function.  The dictionary
contains string-element pairs.  The dictionary keys are the values of ID
attributes as defined by the DTD.  The elements referenced by the ID are
stored as dictionary values.</p>
<p>Note that you must not modify the XML tree if you use the ID dictionary.
The results are undefined.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="XMLID"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">XMLID</span>(<span class="sig-arg">text</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Parse the text and return a tuple (root node, ID dictionary).  The root
node is the same as returned by the XML() function.  The dictionary
contains string-element pairs.  The dictionary keys are the values of 'id'
attributes.  The elements referenced by the ID are stored as dictionary
values.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="XPathEvaluator"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">XPathEvaluator</span>(<span class="sig-arg">etree_or_element</span>,
        <span class="sig-arg">namespaces</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">extensions</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">regexp</span>=<span class="sig-default">True</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Creates an XPath evaluator for an ElementTree or an Element.</p>
<p>The resulting object can be called with an XPath expression as argument
and XPath variables provided as keyword arguments.</p>
<p>Additional namespace declarations can be passed with the 'namespace'
keyword argument.  EXSLT regular expression support can be disabled with
the 'regexp' boolean keyword (defaults to True).</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="clearErrorLog"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">clearErrorLog</span>(<span class="sig-arg">...</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Clear the global error log.  Note that this log is already bound to a
fixed size.
  <dl class="fields">
  </dl>
<div class="fields">      <p><strong>Deprecated:</strong>
        use <tt class="rst-rst-docutils literal rst-docutils literal"><span class="pre">clear_error_log()</span></tt> instead.
      </p>
</div></td></tr></table>
</div>
<a name="clear_error_log"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">clear_error_log</span>()</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Clear the global error log.  Note that this log is already bound to a
fixed size.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="dump"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">dump</span>(<span class="sig-arg">elem</span>,
        <span class="sig-arg">pretty_print</span>=<span class="sig-default">True</span>,
        <span class="sig-arg">with_tail</span>=<span class="sig-default">True</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  Writes an element tree or element structure to sys.stdout. This function
should be used for debugging only.
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="fromstring"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">fromstring</span>(<span class="sig-arg">text</span>,
        <span class="sig-arg">parser</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">base_url</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Parses an XML document from a string.</p>
<p>To override the default parser with a different parser you can pass it to
the <tt class="rst-docutils literal"><span class="pre">parser</span></tt> keyword argument.</p>
<p>The <tt class="rst-docutils literal"><span class="pre">base_url</span></tt> keyword argument allows to set the original base URL of
the document to support relative Paths when looking up external entities
(DTD, XInclude, ...).</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="fromstringlist"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">fromstringlist</span>(<span class="sig-arg">strings</span>,
        <span class="sig-arg">parser</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Parses an XML document from a sequence of strings.</p>
<p>To override the default parser with a different parser you can pass it to
the <tt class="rst-docutils literal"><span class="pre">parser</span></tt> keyword argument.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="getDefaultParser"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">getDefaultParser</span>(<span class="sig-arg">...</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  
  <dl class="fields">
  </dl>
<div class="fields">      <p><strong>Deprecated:</strong>
        please use get_default_parser instead.
      </p>
</div></td></tr></table>
</div>
<a name="parse"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">parse</span>(<span class="sig-arg">source</span>,
        <span class="sig-arg">parser</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">base_url</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Return an ElementTree object loaded with source elements.  If no parser
is provided as second argument, the default parser is used.</p>
<p>The <tt class="rst-docutils literal"><span class="pre">base_url</span></tt> keyword allows setting a URL for the document
when parsing from a file-like object.  This is needed when looking
up external entities (DTD, XInclude, ...) with relative paths.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="parseid"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">parseid</span>(<span class="sig-arg">source</span>,
        <span class="sig-arg">parser</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Parses the source into a tuple containing an ElementTree object and an
ID dictionary.  If no parser is provided as second argument, the default
parser is used.</p>
<p>Note that you must not modify the XML tree if you use the ID dictionary.
The results are undefined.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="setDefaultParser"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">setDefaultParser</span>(<span class="sig-arg">...</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  
  <dl class="fields">
  </dl>
<div class="fields">      <p><strong>Deprecated:</strong>
        please use set_default_parser instead.
      </p>
</div></td></tr></table>
</div>
<a name="setElementClassLookup"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">setElementClassLookup</span>(<span class="sig-arg">...</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  
  <dl class="fields">
  </dl>
<div class="fields">      <p><strong>Deprecated:</strong>
        use <tt class="rst-rst-docutils literal rst-docutils literal"><span class="pre">set_element_class_lookup(lookup)</span></tt> instead
      </p>
</div></td></tr></table>
</div>
<a name="set_default_parser"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">set_default_parser</span>(<span class="sig-arg">parser</span>=<span class="sig-default">None</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Set a default parser for the current thread.  This parser is used
globally whenever no parser is supplied to the various parse functions of
the lxml API.  If this function is called without a parser (or if it is
None), the default parser is reset to the original configuration.</p>
<p>Note that the pre-installed default parser is not thread-safe.  Avoid the
default parser in multi-threaded environments.  You can create a separate
parser for each thread explicitly or use a parser pool.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="tostring"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">tostring</span>(<span class="sig-arg">element_or_tree</span>,
        <span class="sig-arg">encoding</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">method</span>=<span class="sig-default">&quot;xml&quot;</span>,
        <span class="sig-arg">xml_declaration</span>=<span class="sig-default">None</span>,
        <span class="sig-arg">pretty_print</span>=<span class="sig-default">False</span>,
        <span class="sig-arg">with_tail</span>=<span class="sig-default">True</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Serialize an element to an encoded string representation of its XML
tree.</p>
<p>Defaults to ASCII encoding without XML declaration.  This behaviour can be
configured with the keyword arguments 'encoding' (string) and
'xml_declaration' (bool).  Note that changing the encoding to a non UTF-8
compatible encoding will enable a declaration by default.</p>
<p>You can also serialise to a Unicode string without declaration by
passing the <tt class="rst-docutils literal"><span class="pre">unicode</span></tt> function as encoding.</p>
<p>The keyword argument 'pretty_print' (bool) enables formatted XML.</p>
<p>The keyword argument 'method' selects the output method: 'xml',
'html' or plain 'text'.</p>
<p>You can prevent the tail text of the element from being serialised
by passing the boolean <tt class="rst-docutils literal"><span class="pre">with_tail</span></tt> option.  This has no impact
on the tail text of children, which will always be serialised.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="tostringlist"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">tostringlist</span>(<span class="sig-arg">element_or_tree</span>,
        <span class="sig-arg">*args</span>,
        <span class="sig-arg">**kwargs</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Serialize an element to an encoded string representation of its XML
tree, stored in a list of partial strings.</p>
<p>This is purely for ElementTree 1.3 compatibility.  The result is a
single string wrapped in a list.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<a name="tounicode"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">tounicode</span>(<span class="sig-arg">element_or_tree</span>,
        <span class="sig-arg">method</span>=<span class="sig-default">&quot;xml&quot;</span>,
        <span class="sig-arg">pretty_print</span>=<span class="sig-default">False</span>,
        <span class="sig-arg">with_tail</span>=<span class="sig-default">True</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Serialize an element to the Python unicode representation of its XML
tree.</p>
<p>Note that the result does not carry an XML encoding declaration and is
therefore not necessarily suited for serialization to byte streams without
further treatment.</p>
<p>The boolean keyword argument 'pretty_print' enables formatted XML.</p>
<p>The keyword argument 'method' selects the output method: 'xml',
'html' or plain 'text'.</p>
<p>You can prevent the tail text of the element from being serialised
by passing the boolean <tt class="rst-docutils literal"><span class="pre">with_tail</span></tt> option.  This has no impact
on the tail text of children, which will always be serialised.</p>
  <dl class="fields">
  </dl>
<div class="fields">      <p><strong>Deprecated:</strong>
        use <tt class="rst-rst-docutils literal rst-docutils literal"><span class="pre">tostring(el,</span> <span class="pre">encoding=unicode)</span></tt> instead.
      </p>
</div></td></tr></table>
</div>
<a name="useGlobalPythonLog"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">useGlobalPythonLog</span>(<span class="sig-arg">...</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Replace the global error log by an etree.PyErrorLog that uses the
standard Python logging package.</p>
<p>Note that this disables access to the global error log from exceptions.
Parsers, XSLT etc. will continue to provide their normal local error log.</p>
  <dl class="fields">
  </dl>
<div class="fields">      <p><strong>Deprecated:</strong>
        use <tt class="rst-rst-docutils literal rst-docutils literal"><span class="pre">use_global_python_log()</span></tt> instead.
      </p>
</div></td></tr></table>
</div>
<a name="use_global_python_log"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <table width="100%" cellpadding="0" cellspacing="0" border="0">
  <tr valign="top"><td>
  <h3 class="epydoc"><span class="sig"><span class="sig-name">use_global_python_log</span>(<span class="sig-arg">log</span>)</span>
  </h3>
  </td><td align="right" valign="top"
    >&nbsp;
    </td>
  </tr></table>
  
  <p>Replace the global error log by an etree.PyErrorLog that uses the
standard Python logging package.</p>
<p>Note that this disables access to the global error log from exceptions.
Parsers, XSLT etc. will continue to provide their normal local error log.</p>
  <dl class="fields">
  </dl>
</td></tr></table>
</div>
<br />

<a name="section-VariablesDetails"></a>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="table-header">
  <td align="left" colspan="2" class="table-header">
    <span class="table-header">Variables Details</span></td>
</tr>
</table>
<a name="__pyx_capi__"></a>
<div>
<table class="details" border="1" cellpadding="3"
       cellspacing="0" width="100%" bgcolor="white">
<tr><td>
  <h3 class="epydoc">__pyx_capi__</h3>
  
  <dl class="fields">
  </dl>
  <dl class="fields">
    <dt>Value:</dt>
      <dd><table><tr><td><pre class="variable">
<code class="variable-group">{</code><code class="variable-quote">'</code><code class="variable-string">appendChild</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd758&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">attributeValue</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd608&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">attributeValueFromNsName</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd620&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">callLookupFallback</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd518&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">collectAttributes</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd668&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">deepcopyNodeToDocument</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd470&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">delAttribute</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd698&gt;<code class="variable-op">,</code>
 <code class="variable-quote">'</code><code class="variable-string">delAttributeFromNsName</code><code class="variable-quote">'</code><code class="variable-op">: </code>&lt;PyCObject object at 0x84dd6b0&gt;<code class="variable-op">,</code>
<code class="variable-ellipsis">...</code>
</pre></td></tr></table>
</dd>
  </dl>
</td></tr></table>
</div>
<br />

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