>>> from restaurants import Restaurant
>>> r = Restaurant('Cal Joan', 5)
>>> str(r)
'Restaurant Cal Joan'
>>> len(r)
5
>>> r.capacitat()
0
>>> for i in range(5):
...    r.modif_taula(i, 4)
...
>>> r.capacitat()
20
>>> r.ocupacio()
0
>>> r[0] = 3
>>> r[1] = 5
>>> r[0] = 1
>>> r.ocupacio()
3

--fi-enunciat
>>> r1 = Restaurant('Ca la Joana', 10)
>>> r1.modif_taula(0, 2)
>>> r1.modif_taula(1, 8)
>>> for i in range(2, 10):
...    r1.modif_taula(i, 6)
...
>>> r1.capacitat()
58
>>> for i in range(10):
...     r1[i] = i
...
>>> for i in range(10):
...     print(r1[i], end='-')
...
0-1-2-3-4-5-6-0-0-0-
>>> r1.ocupacio()
21
>>> r1[9]= 3
>>> r1[9]
3
>>> r1[9] = 2
>>> r1[9]
3
>>> r1.ocupacio()
24