woocommerce_before_edit_attribute_fields action-hook . WC 1.0
Usage
add_action( 'woocommerce_before_edit_attribute_fields', 'action_function_name_2069' ); function action_function_name_2069(){ // action... }
Where the hook is called
woocommerce_before_edit_attribute_fields
woocommerce/includes/admin/class-wc-admin-attributes.php 203
<?php do_action( 'woocommerce_before_edit_attribute_fields' ); ?>