Jython XSLT Transform

from java.io import StringReader, StringWriter, File
from javax.xml.transform import Transformer, TransformerFactory
from javax.xml.transform.stream import StreamResult, StreamSource

def generateIt(xml_data, xslt_source):
    transformer = TransformerFactory.newInstance().newTransformer(StreamSource(StringReader(xslt_source)))
    output_buffer = StringWriter()
    transformer.transform(StreamSource(xml_data), StreamResult(output_buffer))
    return output_buffer.buffer.toString()