    # File lib/compass/configuration/serialization.rb, line 19
          def parse_string(contents, filename)
            bind = binding
            eval(contents, bind, filename)
            ATTRIBUTES.each do |prop|
              value = eval(prop.to_s, bind) rescue nil
              value = value.to_s if value.is_a?(Pathname)
              self.send("#{prop}=", value) unless value.nil?
            end
            if @added_import_paths
              self.additional_import_paths ||= []
              self.additional_import_paths += @added_import_paths
            end
            issue_deprecation_warnings
          end