# File lib/fog/openstack/identity.rb, line 71
        def self.data
          @users           ||= {}
          @roles           ||= {}
          @tenants         ||= {}
          @ec2_credentials ||= Hash.new { |hash, key| hash[key] = {} }
          @user_tenant_membership ||= {}

          @data ||= Hash.new do |hash, key|
            hash[key] = {
              :users           => @users,
              :roles           => @roles,
              :tenants         => @tenants,
              :ec2_credentials => @ec2_credentials,
              :user_tenant_membership => @user_tenant_membership
            }
          end
        end