SystemRestart exception to restart the interpreter

src/org/python/core/PyTableCode.java

Index: src/org/python/core/PyTableCode.java
===================================================================
--- src/org/python/core/PyTableCode.java	(revisión: 5073)
+++ src/org/python/core/PyTableCode.java	(copia de trabajo)
@@ -226,6 +226,12 @@
         ts.exception = previous_exception;
 
         ts.frame = ts.frame.f_back;
+
+        // Check for interruption, which is used for restarting the interpreter
+        // on Jython
+        if (Thread.currentThread().isInterrupted()) {
+            throw Py.SystemRestart();
+        }
         return ret;
     }