    # File lib/chef/provider/group/dscl.rb, line 34
            def safe_dscl(*args)
              result = dscl(*args)
              return "" if ( args.first =~ /^delete/ ) && ( result[1].exitstatus != 0 )
              raise(Chef::Exceptions::Group,"dscl error: #{result.inspect}") unless result[1].exitstatus == 0
              raise(Chef::Exceptions::Group,"dscl error: #{result.inspect}") if result[2] =~ /No such key: /
              return result[2]
            end