@abstractmethod
    def _generate_components(self, X):
Cost parameter is the cost of a trade per-dollar. 0.0015
dataset/ETHPy150Open dclambert/Python-ELM/random_layer.py/BaseRandomLayer._generate_components--crossover with--dataset/ETHPy150Open quantopian/zipline/zipline/finance/commission.py/PerDollar.__init__