234     elif util.safehasattr(obj, '__iter__'):

   234     elif util.safehasattr(obj, '__iter__'):

   235         out = []

   235         out = []

   236         for i in obj:

   236         for i in obj:

   237             out.append(json(i))

   237             out.append(json(i))

   238         return '[' + ', '.join(out) + ']'

   238         return '[' + ', '.join(out) + ']'

   241     else:

   239     else:

   242         raise TypeError('cannot encode type %s' % obj.__class__.__name__)

   240         raise TypeError('cannot encode type %s' % obj.__class__.__name__)

   243 

   241 

   244 @templatefilter('lower')

   242 @templatefilter('lower')

   245 def lower(text):

   243 def lower(text):