>>> from artropode import Artropode, max_apendixs

>>> f = Artropode('Formica rufa', 'Formiga roja', 3)
>>> f['potes'] = 6
>>> f['antenes'] = 2
>>> f['mandibules'] = 2
>>> p = Artropode('Palinurus elephas', 'Llagosta vermella', 2)
>>> p['potes'] = 10
>>> p['antenes'] = 4
>>> max_apendixs(f, p)
14

>>> max_apendixs(f, f)
10
>>> import copy
>>> f2 = copy.copy(f)
>>> f2['ales'] = 4    # mira, una formiga alada!
>>> max_apendixs(f, f2)
14