db.close() is throwing exception where db in BoltDB object.

[Pavan-Reddy-ML]

Exception ignored in: <function BoltDB.del at 0x7f2900960040> Traceback (most recent call last): File "/home/user/venvs/somevenv/lib/python3.8/site-packages/boltdb-0.0.2-py3.8.egg/boltdb/db.py", line 169, in del File "/home/user/venvs/somevenv/lib/python3.8/site-packages/boltdb-0.0.2-py3.8.egg/boltdb/db.py", line 164, in close OSError: [Errno 9] Bad file descriptor