scans redis to get key counts

redis_keys_scan_age

import redis
import sys

ip = '172.35.5.201'
port = 6379
db = 1
sixty_days_back_sec =  5184000
thirty_days_back_sec = sixty_days_back_sec / 2
ten_days_back_sec = thirty_days_back_sec / 3
total=ten_db=thirty_db=sixty_db=deleted=0
print_every = 1000
delete_every = 100
delete = True
r = redis.StrictRedis(host=ip, port=port, db=db)
pipe = r.pipeline()

for key in r.scan_iter():
    age = r.object('idletime', key)
    if age > sixty_days_back_sec:
        sixty_db += 1
        if delete:
            pipe.delete(key)
    if age > thirty_days_back_sec:
        thirty_db += 1
    if age > ten_days_back_sec:
        ten_db += 1
    total += 1
    if not total % print_every:
        sys.stdout.write("\r{} total keys, {:06.3f}% older than 60 days, {:06.3f}% older than 30 days, {:06.3f}% older 10 days, {:06.3f}% less than 10. Deleted {} keys".format(
            total,
            float(sixty_db)/float(total)*100.0,
            float(thirty_db)/float(total)*100.0,
            float(ten_db)/float(total)*100.0,
            float(total-ten_db)/float(total)*100.0,
            deleted
            )
        )
        sys.stdout.flush()
    if delete and not total % delete_every:
         deleted += len(filter(None, pipe.execute()))



print "{} total keys, {} keys older than 60 days, {} keys older than 30 days, {} older keys  10 days, {} keys less that 10 days. Deleted {} keys".format(total, sixty_db, thirty_db, ten_db, total-ten_db, deleted)