bigjocker@seldon:~/tmp$ cat tt.py
import time
t = 2147483641
while t < 2147483651:
     print time.ctime(t)
     t += 1
bigjocker@seldon:~/tmp$ python tt.py
Mon Jan 18 23:14:01 2038
Mon Jan 18 23:14:02 2038
Mon Jan 18 23:14:03 2038
Mon Jan 18 23:14:04 2038
Mon Jan 18 23:14:05 2038
Mon Jan 18 23:14:06 2038
Mon Jan 18 23:14:07 2038
Traceback (most recent call last):
  File "tt.py", line 4, in ?
    print time.ctime(t)
ValueError: timestamp out of range for platform time_t
bigjocker@seldon:~/tmp$