* Figure out if we have a directory a mixture of python and
* java or just an empty directory (which means Java) or a
* directory with only Python source (which means Python).
*/
PackageExistsFileFilter m = new PackageExistsFileFilter();
f.listFiles(m);
boolean exists = m.packageExists();
if (exists) {
Py.writeComment("import", "java package as '"
+ f.getAbsolutePath() + "'");
}