pmxi_extend_options_main.php

<?php
function pmwi_pmxi_extend_options_main($entry, $post = array())
{
	if ( ! in_array($entry, array('product', 'shop_order')) and empty($post['is_override_post_type'])) return;

	$woo_controller = new PMWI_Admin_Import();										
	$woo_controller->index($post);
}