def __init__(self, parameters, target=None, smooth=False):
        self._parameters = parameters
        self._target = target
        self._smooth = smooth
        self._trigger = None
Utility method for writing output to stderr.
dataset/ETHPy150Open sysdream/pysqli/pysqli/core/injector.py/AbstractInjector.__init__--crossover with--dataset/ETHPy150Open coreemu/core/daemon/core/session.py/Session.warn