instantiate_fixtures__with_new_arity

# File activerecord/lib/active_record/fixtures.rb, line 426
    def self.instantiate_fixtures__with_new_arity(object, fixture_set, load_instances = true) # :nodoc:
      if load_instances
        fixture_set.each do |fixture_name, fixture|
          begin
            object.instance_variable_set "@#{fixture_name}", fixture.find
          rescue FixtureClassNotFound
            nil
          end
        end
      end
    end