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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 dump_junit(self):
 """Returns a string containing XML mapped to the JUnit schema."""

        testsuites = ElementTree.Element('testsuites', name='therapist', time=str(round(self.execution_time, 2)),
                                         tests=str(self.count()), failures=str(self.count(status=Result.FAILURE)),
                                         errors=str(self.count(status=Result.ERROR)))

        for result in self.objects:
            failures = '1' if result.is_failure else '0'
            errors = '1' if result.is_error else '0'

            testsuite = ElementTree.SubElement(testsuites, 'testsuite', id=result.process.name,
                                               name=str(result.process), time=str(round(result.execution_time, 2)),
                                               tests='1', failures=failures, errors=errors)

            testcase = ElementTree.SubElement(testsuite, 'testcase', time=str(round(result.execution_time, 2)))
            testcase.attrib['name'] = result.process.name

            if result.is_failure or result.is_error:
                if result.is_failure:
                    element = ElementTree.SubElement(testcase, 'failure', type='failure')
                else:
                    element = ElementTree.SubElement(testcase, 'error', type='error')

                if result.error:
                    element.text = result.error
                else:
                    element.text = result.output if result.output else ''

        xmlstr = ElementTree.tostring(testsuites, encoding='utf-8').decode('utf-8')
        return '<?xml version="1.0" encoding="UTF-8"?>\n{}'.format(xmlstr)