Introduction

Apply xupdate diff on XML documents.

Testing

To run tests:

python -m unittest discover src

or, using zc.buildout and zope.testrunner:

buildout
./bin/test

Usage

just like this:

>>> from xupdate_processor import applyXUpdate
>>> from lxml import etree
>>> xml_doc_string = """<?xml version="1.0"?>
<erp5>
  <object portal_type="Test">
    <title>A</title>
  </object>
  <object portal_type="Test">
    <title>A</title>
  </object>
  <object portal_type="Test">
    <title>A</title>
  </object>
</erp5>
"""
>>> xml_xu_string = """<?xml version="1.0"?>
<xupdate:modifications xmlns:xupdate="http://www.xmldb.org/xupdate" version="1.0">
  <xupdate:update select="/erp5/object[2]/title">B</xupdate:update>
  <xupdate:update select="/erp5/object[3]/title">C</xupdate:update>
</xupdate:modifications>
"""
>>> result_tree = applyXUpdate(xml_xu_string=xml_xu_string, xml_doc_string=xml_doc_string)
>>> print etree.tostring(result_tree, pretty_print=True)
<erp5>
  <object portal_type="Test">
    <title>A</title>
  </object>
  <object portal_type="Test">
    <title>B</title>
  </object>
  <object portal_type="Test">
    <title>C</title>
  </object>
</erp5>

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