UIMA Annotation Engine for Python, using Jython

JythonAE.java

@TypeCapability(inputs = { TypeSystem.TOKEN }, outputs = { TypeSystem.BIO_ENTITY_MENTION })
public class JythonAE extends JCasAnnotator_ImplBase {

    public static final String SCRIPT_PATH = "script_path";
    @ConfigurationParameter(name = SCRIPT_PATH)
    private String scriptPath;

    private PythonInterpreter interp;
    private String scriptFile;

    @Override
    public void initialize(UimaContext context)
	    throws ResourceInitializationException {
	super.initialize(context);

	interp = new PythonInterpreter();
	try {
	    scriptFile = ResourceHelper.getFile(scriptPath).getAbsolutePath();
	} catch (Exception e) {
	    throw new ResourceInitializationException(
		    ResourceInitializationException.NO_RESOURCE_FOR_PARAMETERS,
		    new Object[] { scriptPath });
	}
    }

    @Override
    public void process(JCas jcas) throws AnalysisEngineProcessException {
	try {
	    interp.set("jcas", jcas); // make jcas available in script
	    interp.execfile(scriptFile);
	} catch (Exception e) {
	    throw new AnalysisEngineProcessException(
		    AnalysisEngineProcessException.ANNOTATOR_EXCEPTION,
		    new Object[] {}, e);
	}
    }
}