Check if append allows to store 20MB+ blobs in Couchbase

data.py

# Usage:
# python data.py <cluster-ip> <bucket>

from couchbase import Couchbase
from couchbase import FMT_BYTES
from random import choice
from string import lowercase
import sys

TIMES_TO_APPEND = 1626
BLOCK_SIZE = 10000

def main():
    host = sys.argv[1]
    bucket = sys.argv[2]

    cb = Couchbase.connect(bucket=bucket, host=host)

    key = "pymc0"
    value_to_append = "".join(choice(lowercase) for _ in range(BLOCK_SIZE))
    try:
        cb.delete(key)
    except:
        print "key doesn't exist"

    cb.set(key, "orig", format=FMT_BYTES)

    print sys.getsizeof(cb.get(key).value)

    for _ in xrange(TIMES_TO_APPEND):
        cb.append(key, value_to_append, format=FMT_BYTES)

    print sys.getsizeof(cb.get(key, no_format=False).value)

main()