PMPRO show when user's last logged in in the member's list

my_pmpro_last_login.php

<?php
/**
 * Add this code to your active theme's function.php or custom plugin. (Copy lines 6 - 33 only)
*/

function my_pmpro_last_login( $user_login, $theusers ) {
    //get user meta 'my_pmpro_last_login' on login and add time() to it.
    update_user_meta( $theusers->ID, 'my_pmpro_last_login', time() );
}
add_action( 'wp_login', 'my_pmpro_last_login', 10, 2 );

function mypmpro_memberslist_last_login_header($theusers){
	?>
	<th><?php _e('Last Login', 'pmpro');?></th>
	<?php
}
add_action('pmpro_memberslist_extra_cols_header', 'mypmpro_memberslist_last_login_header');

function my_pmpro_memberslist_last_login_body($theuser){
?>
<td>
	<?php 
		if(!empty($theuser->my_pmpro_last_login)){
			//display human readable text to the memberslist
			echo human_time_diff($theuser->my_pmpro_last_login);
		}else{
			_e('Never', 'pmpro');
		}
	?>
</td>
<?php
}
add_action('pmpro_memberslist_extra_cols_body', 'my_pmpro_memberslist_last_login_body');

?>