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"""XML externalization support."""
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# "XML is like violence: if it doesn't solve your problem, you aren't
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# using enough of it." -- various
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# importing this module is fairly slow because it has to load several ElementTree bits
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__copyright__ = "Copyright (C) 2005 Canonical Ltd."
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__author__ = "Martin Pool <mbp@canonical.com>"
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from cElementTree import ElementTree, SubElement, Element
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from cElementTree import Element, ElementTree, SubElement
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except ImportError:
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from elementtree.ElementTree import ElementTree, SubElement, Element
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"""Write object o to file f as XML.
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o must provide a to_element method.
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ElementTree(o.to_element()).write(f, 'utf-8')
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def unpack_xml(cls, f):
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return cls.from_element(ElementTree().parse(f))
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from elementtree.ElementTree import Element, ElementTree, SubElement
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from trace import mutter
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raise Exception("XMLMixin.to_element must be overridden in concrete classes")
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def write_xml(self, f):
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ElementTree(self.to_element()).write(f, 'utf-8')
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return cls.from_element(ElementTree().parse(f))
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read_xml = classmethod(read_xml)