>>> from temperatura import canvi_temp

--ini-enunciat

>>> it= iter([(1, 12), (2, 12), (3, 13), (4, 13), (5, 15), (6, 15), (7, 18)])

>>> itt= canvi_temp(it, 1)

>>> next(itt)
5
>>> next(itt)
7
>>> next(itt,'final' )
'final'
>>> it1= iter([(1, 12), (2, 12), (3, 15), (4, 15), (5, 18), (6, 19), (7, 18), (8, 21), (10, 24), (15, 25)])

>>> itc= canvi_temp(it1, 2)

>>> next(itc)
3
>>> next(itc)
5
>>> next(itc)
6

>>> for x in itc: 
...   print(x, end=',')
8,10,15,

--fi-enunciat

>>> it1= iter([(1, 12), (2, 12), (3, 15), (4, 15), (5, 18), (6, 19), (7, 18), (8, 21), (10, 24), (15, 25)])

>>> itc= canvi_temp(it1, 1)

>>> next(itc)
3
>>> next(itc)
4
>>> next(itc)
5

>>> for x in itc: 
...   print(x, end=',')
6,8,10,15,