Drupal Devel dpm() on EntityMetaDataWrapper

example.module

/**
 * @see https://www.drupal.org/documentation/entity-metadata-wrappers
 * @example usage: my_dpm($wrapped_object);
 */
function my_dpm($w) {
  $values = array();
  foreach ($w->getPropertyInfo() as $key => $val) {
    $values[$key] = $w->$key->value();
  }
  $callers = debug_backtrace();
  dpm($callers[1]['function']);
  dpm($values);
}