[Tutor] xml parsing without a root element

[rail shafigulin]

On Tue, Aug 30, 2011 at 2:20 PM, Peter Otten <__peter__ at web.de> wrote:

> rail shafigulin wrote:
>
> > hello everyone.
> >
> > i need to parse a an xml-like file. the problem that i'm facing is that
> > this file doesn't have the root element but in all other terms it is the
> > same as xml, i.e
> >
> > <tag1>
> > </tag1>
> >
> > <tag2>
> > </tag2>
> >
> > <tag3/>
> >
> > does anybody know if there is a module in python that allows to process
> an
> > xml file without a root element? i tried ElementTree but it didn't work.
>
> There may be more sophisticated ways, but I'd start with a simple idea: add
> a root element to your data and have ElementTree parse the result.
>
> $ cat almost.xml
> <a>foo</a>
> <a>bar</a>
> <a>baz</a>
> $ cat xml_no_root.py
> from StringIO import StringIO
> from xml.etree.ElementTree import ElementTree
>
> filename = "almost.xml"
> tree = ElementTree()
> with open(filename, "rb") as f:
>    data = f.read()
> pseudo_file = StringIO("<root>%s</root>" % data )
> tree.parse(pseudo_file)
>
> for link in tree.getiterator("a"):
>    print link.text
> $ python xml_no_root.py
> foo
> bar
> baz
>
> If the file is large you can read the file in smaller chunks. Have a look
> at
> the ElementTree.parse() source code to see how to do that.
>
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thanks everyone. i'm going to encapsulate the file with the root tag
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