Generating synthetic data for perceptron

generatedata.py

def generateData(X, y):
    i=0
    for i in range(0,N):
        datapoint = [random.uniform(-1,1), random.uniform(-1,1)]
        X[i] = datapoint
        if(datapoint[0] + datapoint[1] > 0):
            y[i] = 1
        else:
            y[i] = -1