Examples of org.python.core.PyObject

org.python.core.PyObject
All objects known to the Jython runtime system are represented by an instance of the class PyObject or one of its subclasses. @author Jim Hugunin - hugunin@python.org @version 1.1, 1/5/98 @since JPython 0.0

        if(key != null)
        {
            key = key.intern();
        }
        
        PyObject obj = null;
        
        try
        {
            if(wrapper.isAttributesShadowItems())
            {

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        }


        private void interpretBuffer() {
          Environment env = Environment.getCurrentEnvironment();
            synchronized(JythonRuntime.this) {
                PyObject prevOut = systemState.stdout;
                try {
                    setOut(out);
                    set("env", env);
                    exec(buf.toString());
                    buf.setLength(0);

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        try {
            f = JythonScriptEngine.getFunction(filename, functionName);
            this.function = f;
            num_parameters = ((PyBaseCode) f.func_code).co_argcount;
            PyObject outputSchemaDef = f.__findattr__("outputSchema".intern());
            if (outputSchemaDef != null) {
                this.schema = Utils.getSchemaFromString(outputSchemaDef.toString());
                found = true;
            }
            PyObject outputSchemaFunctionDef = f.__findattr__("outputSchemaFunction".intern());
            if (outputSchemaFunctionDef != null) {
                if(found) {
                    throw new ExecException(
                            "multiple decorators for " + functionName);
                }
                scriptFilePath = filename;
                outputSchemaFunc = outputSchemaFunctionDef.toString();
                this.schema = null;
                found = true;
            }
            PyObject schemaFunctionDef = f.__findattr__("schemaFunction".intern());
            if (schemaFunctionDef != null) {
                if(found) {
                    throw new ExecException(
                            "multiple decorators for " + functionName);
                }

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    @Override
    public Object exec(Tuple tuple) throws IOException {
        try {
            if (tuple == null || num_parameters == 0) {
                // ignore input tuple
                PyObject out = function.__call__();
                return JythonUtils.pythonToPig(out);
            }
            else {
                // this way we get the elements of the tuple as parameters instead
                // of one tuple object

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            if(outputSchemaFunc != null) {
                PyFunction pf;
                try {
                    pf = JythonScriptEngine.getFunction(scriptFilePath, outputSchemaFunc);
                    // this should be a schema function
                    PyObject schemaFunctionDef = pf.__findattr__("schemaFunction".intern());
                    if(schemaFunctionDef == null) {
                        throw new IllegalStateException("Function: "
                                + outputSchemaFunc + " is not a schema function");
                    }
                    return (Schema)((pf.__call__(Py.java2py(input))).__tojava__(Object.class));

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                if (!key.startsWith("__") && !key.equals("schemaFunction")
                        && !key.equals("outputSchema")
                        && !key.equals("outputSchemaFunction")
                        && (value instanceof PyFunction)
                        && (((PyFunction)value).__findattr__("schemaFunction")== null)) {
                    PyObject obj = ((PyFunction)value).__findattr__("outputSchema");
                    if(obj != null) {
                        Utils.getSchemaFromString(obj.toString());
                    }
                    funcspec = new FuncSpec(JythonFunction.class.getCanonicalName() + "('"
                            + path + "','" + key +"')");
                    pigContext.registerFunction(namespace + key, funcspec);
                    LOG.info("Register scripting UDF: " + namespace + key);

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                        }
                    }
                }
            } catch (PyException e) {
                if (e.match(Py.SystemExit)) {
                    PyObject value = e.value;
                    if (PyException.isExceptionInstance(e.value)) {
                        value = value.__findattr__("code");
                    }
                    if (new  PyInteger(0).equals(value)) {
                        LOG.info("Script invoked sys.exit(0)");
                        return;
                    }

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                    Object fileEntry = null;
                    if (value instanceof PyJavaPackage ) {
                        fileEntry = ((PyJavaPackage) value).__file__;
                    } else if (value instanceof PyObject) {
                        // resolved through the filesystem (or built-in)
                        PyObject dict = ((PyObject) value).getDict();
                        if (dict != null) {
                            fileEntry = dict.__finditem__("__file__");
                        } // else built-in
                    }   // else some system module?


                    if (fileEntry != null) {
                        File file = new File(fileEntry.toString());

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        if (Options.importSite) {
            try {
                imp.load("site");


                if (opts.notice) {
                    PyObject builtins = Py.getSystemState().builtins;
                    boolean copyright = builtins.__finditem__("copyright") != null;
                    boolean credits = builtins.__finditem__("credits") != null;
                    boolean license = builtins.__finditem__("license") != null;
                    if (copyright) {
                        msg += "\"copyright\"";
                        if (credits && license)
                            msg += ", ";
                        else if (credits || license)

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     */
    public InteractiveConsole(PyObject locals, String filename, boolean replaceRawInput) {
        super(locals);
        this.filename = filename;
        if (replaceRawInput) {
            PyObject newRawInput = new PyBuiltinFunctionSet("raw_input", 0, 0, 1) {


                public PyObject __call__() {
                    return __call__(Py.EmptyString);
                }

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