def __init__(self, session, properties=None, **kwargs):
        super(Strategy, self).__init__(session, properties, **kwargs)
        try:
            self.pixel_target_expr
        except __HOLE__:
            self.pixel_target_expr = ''
        self._deserialize_target_expr()
dataset/ETHPy150Open MediaMath/t1-python/terminalone/models/strategy.py/Strategy.__init__