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<?php

class WC_Settings_Hola_Dolly extends WC_Settings_Page {

  public function __construct() {
    $this->id    = 'hola-dolly';
    $this->label = __( 'Hola Dolly', 'hola-dolly' );

    add_filter( 'woocommerce_settings_tabs_array', array( $this, 'add_settings_page' ), 20 );

  }

}

return new WC_Settings_Hola_Dolly();