here appear to be 1 leaked shared_memory objects to clean up at shutdown

[Ted G]

test/root# ./t2.py
test/root# /usr/lib/python3.8/multiprocessing/resource_tracker.py:216: UserWarning: resource_tracker: There appear to be 1 leaked shared_memory objects to clean up at shutdown
  warnings.warn('resource_tracker: There appear to be %d '

t2.py code

#!/usr/bin/env python3

from shared_memory_dict import SharedMemoryDict
import datetime, os, time

smd = SharedMemoryDict(name='tokens', size=1024*10)

ts = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
smd['0005'] = ts

smd.shm.close()