generate entries into predefined model

setup_settings.rake

namespace :enriched do 
  desc "setup settings"
  task setup_settings: :environment do
    categories  = YAML.load_file(File.join(Rails.root, "app", "yamls", "talents", "parent_categories.yml"))
    categories["main_categories"].each { |main_category| main_setting, each_loop_method = Setting.create( body: main_category, role_type: "talents" ), lambda { |sub_category| sub_setting = Setting.create(body: sub_category, value: categories[main_category][sub_category]["value"], parent_id: main_setting.id, role_type: "talents")};  categories[main_category]["fields"].each( &each_loop_method ) }
   end
end