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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def parse(self, parser, xml):
 """Parses the rawtext to extract contents and references."""

        #We can only process references if the XML tag has inner-XML
        if xml.text is not None:
            matches = parser.RE_REFS.finditer(xml.text)
            if matches:
                for match in matches:
                    #Handle "special" references to this.name and param.name here.
                    self.references.append(match.group("reference"))

        #We also need to get all the XML attributes into the element
        for key in list(xml.keys()):
            self.attributes[key] = xml.get(key)