perceptron.py

 def activation(self, inputs_row):
        # dot product calc
        # inputs_row example = [-0.81239265210117029, 0.85921322532026534, -1, 1]
        rez = 0
        for w, i in zip(self.weights, inputs_row):
            rez += w * i

        if rez >= 0:
            return 1
        else:
            return 0