in src/main/c/pemja/core/pyutils.c [2004:2008]
jobject JcpPyObject_AsJPyObject(JNIEnv* env, PyObject* pyobject) { Py_INCREF(pyobject); return JavaPyObject_New(env, (intptr_t) JcpThread_Get(), (intptr_t) pyobject); }