     else
       raise new KeyError "#{key}"
 
-  # Pops random item from this and returns a 2-tuple
+  # http://docs.python.org/library/stdtypes.html#dict.popitem
   popitem: ->
     if @__len__().value == 0
       raise new KeyError "popitem(): dictionary is empty"

class Dict extends Mapping
  constructor: (iterable) ->
    @value = {}

    return values

  # **Unimplemented**
  # http://docs.python.org/library/stdtypes.html#dict.viewitems
  viewitems: ->

  # **Unimplemented**
  # http://docs.python.org/library/stdtypes.html#dict.viewkeys 
  viewkeys: ->

  # **Unimplemented**
  # http://docs.python.org/library/stdtypes.html#dict.viewvalues
  viewvalues: ->
