def is_bool(obj):
    return isinstance(obj, bool)
Ask server to redeliver all unacknowledged messages.
dataset/ETHPy150Open STIXProject/python-stix/stix/utils/__init__.py/is_bool--crossover with--dataset/ETHPy150Open agoragames/haigha/haigha/classes/basic_class.py/BasicClass.recover