module ActiveModel::Callbacks

def _define_around_model_callback(klass, callback)

def _define_around_model_callback(klass, callback)
  klass.define_singleton_method("around_#{callback}") do |*args, **options, &block|
    options.assert_valid_keys(:if, :unless, :prepend)
    set_callback(:"#{callback}", :around, *args, options, &block)
  end
end