
def by_name(t):
    return t[0]

def by_score(t):
    return t[1]


L = [('Bob',75),('Adam',92),('Bart',66),('Lisa',88)]

L2 = sorted(L,key=by_name)
print(L2)
L3 = sorted(L,key=by_score,reverse=True)
print(L3)
