<%= form_for(@piano) do |f| %>
<% if @piano.errors.any? %>
<%= pluralize(@piano.errors.count, "error") %> prohibited this piano from being saved:
<% @piano.errors.full_messages.each do |msg| %>
- <%= msg %>
<% end %>
<% end %>
<%= f.label :name %>
<%= f.text_field :name %>
<%= f.label :image %>
<%= f.text_field :image %>
<%= f.submit %>
<% end %>