152     if not varkey and kwstart > len(poskeys) + len(keys):

   152     if not varkey and kwstart > len(poskeys) + len(keys):

   153         raise error.ParseError(_("%(func)s takes at most %(nargs)d positional "

   153         raise error.ParseError(_("%(func)s takes at most %(nargs)d positional "

   154                                  "arguments")

   154                                  "arguments")

   155                                % {'func': funcname,

   155                                % {'func': funcname,

   156                                   'nargs': len(poskeys) + len(keys)})

   156                                   'nargs': len(poskeys) + len(keys)})

   158     # consume positional arguments

   158     # consume positional arguments

   159     for k, x in zip(poskeys, trees[:kwstart]):

   159     for k, x in zip(poskeys, trees[:kwstart]):

   160         args[k] = x

   160         args[k] = x

   161     if varkey:

   161     if varkey:

   162         args[varkey] = trees[len(args):kwstart]

   162         args[varkey] = trees[len(args):kwstart]

   163     else:

   163     else:

   164         for k, x in zip(keys, trees[len(args):kwstart]):

   164         for k, x in zip(keys, trees[len(args):kwstart]):

   165             args[k] = x

   165             args[k] = x

   166     # remainder should be keyword arguments

   166     # remainder should be keyword arguments

   167     if optkey:

   167     if optkey:

   169     for x in trees[kwstart:]:

   169     for x in trees[kwstart:]:

   170         if x[0] != keyvaluenode or x[1][0] != keynode:

   170         if x[0] != keyvaluenode or x[1][0] != keynode:

   171             raise error.ParseError(_("%(func)s got an invalid argument")

   171             raise error.ParseError(_("%(func)s got an invalid argument")

   172                                    % {'func': funcname})

   172                                    % {'func': funcname})

   173         k = x[1][1]

   173         k = x[1][1]