code: def template(*args, **kwargs):
      
      tpl = args[0] if args else None
      for dictarg in args[1:]:
          kwargs.update(dictarg)
      adapter = kwargs.pop('template_adapter', SimpleTemplate)
      lookup = kwargs.pop('template_lookup', TEMPLATE_PATH)
      tplid = (id(lookup), tpl)
      if tplid not in TEMPLATES or DEBUG:
          settings = kwargs.pop('template_settings', {})
          if isinstance(tpl, adapter):
              TEMPLATES[tplid] = tpl
              if settings: TEMPLATES[tplid].prepare(**settings)
          elif "\n" in tpl or "{" in tpl or "%" in tpl or '$' in tpl:
              TEMPLATES[tplid] = adapter(source=tpl, lookup=lookup, **settings)
          else:
              TEMPLATES[tplid] = adapter(name=tpl, lookup=lookup, **settings)
      if not TEMPLATES[tplid]:
          abort(500, 'Template (%s) not found' % tpl)
      return TEMPLATES[tplid].render(kwargs)
docs: Get a rendered template as a string iterator.
      You can use a name, a filename or a template string as first parameter.
      Template rendering arguments can be passed as dictionaries
      or directly (as keyword arguments).