docs: def break_iterable(iterable, pred):
      """Break a iterable on the item that matches the predicate into lists.
  
      The item that matched the predicate is not included in the result.
  
      >>> list(break_iterable([1, 2, 3, 4], lambda x: x == 3))
      [[1, 2], [4]]
      """
      sublist = []
      for i in iterable:
          if pred(i):
              yield sublist
              sublist = []
          else:
              sublist.append(i)
      yield sublist