palindormes_devdo_v2.py

import time
def main():
    start = time.time()
    total_count = 0    
    with open ('seed.txt','r') as file:
        rangos = zip(*((int(rango) for rango in line.split()) for line in file))
        rangos_ini, rangos_final = sorted(rangos[0]), sorted(rangos[1])
        for num in xrange(rangos_ini[0], rangos_final[-1] + 1):
            str_num = str(num)
            if str_num == str_num[::-1]:
                for i in range(len(rangos_ini)):
                    if (rangos_ini[i] <= num <= rangos_final[i]):
                        total_count += 1
        end = time.time()
        print ("Total de palimdromes: {0}".format(total_count))
        print ("Duracion: {0:.3f} secs".format(end-start))        
if __name__ =="__main__":
    main()