In [3]:
import plyvel
import lmdb
from time import time
In [ ]:
DB_PATH = '/media/raid_arr/data/ndsb/folds/train0_lmdb/'
OUT_PATH = '/media/raid_arr/data/ndsb/folds/train0_lvl/'
db_lmdb = lmdb.open(DB_PATH)
db_lvl = plyvel.DB(OUT_PATH, create_if_missing=True)
tic = time()
with db_lmdb.begin() as txn:
for k, v in txn.cursor():
db_lvl.put(k, v)
toc = time() - tic
print toc