565     def compare(self, e1, e2, now):  argument
566         e1_duration = max(0, (now - e1.value.insertion_time) / kMicrosInSecond) * float(
569         e2_duration = max(0, (now - e2.value.insertion_time) / kMicrosInSecond) * float(
590         now = auxilliary_info[0]
591         return sorted(samples, cmp=lambda e1, e2: self.compare(e1, e2, now))
605     def compare(self, e1, e2, now, cost_classes, cost_class_label):  argument
614         e1_density = e1_entry.density(now)
615         e2_density = e2_entry.density(now)
643         now = auxilliary_info[0]
649                 e1, e2, now, cost_classes, cost_class_label
869     def avg_lifetime_in_cache(self, now):  argument
871         return now / kMicrosInSecond - avg_insertion_time
883     def density(self, now):  argument
885         in_cache_duration = now / kMicrosInSecond - avg_insertion_time
1725                 now = time.time()
1726                 if now - start_time > time_interval * 10:
1730                             now - start_time,
1733                             access_seq_no / (now - start_time),
1821             now = time.time()
1822             if now - start_time > time_interval * 10:
1827                         now - start_time,
1830                         access_seq_no / (now - start_time),
1843     now = time.time()
1847             now - start_time,
1850             access_seq_no / (now - start_time),