[pyar] [OT] - Checkeando parentesis balanceados.

[Roberto Alsina]

On Friday 18 June 2010 13:53:45 Roberto Alsina wrote:
> def balanceado(t):
>         t1=[(-1)**s.find(c) for c in t]
>         if any (map (lambda x: x<0, [sum (t1[:i]) for i in
> range(len(t1))])) or  t1[-1]:
>                 return False
>         return True

Podría hacer un 

lambda balanceado t: return not (any (map (lambda x: x<0, [sum (t1[:i]) for i 
in range(len(t1))])) or  t1[-1])

pero me pareció demasiado horrible ;-)