def __call__(self, src):
    'Augmenter body'
    alpha = np.random.normal(0, self.alphastd, size=(3,))
    rgb = np.dot((self.eigvec * alpha), self.eigval)
    src += nd.array(rgb)
    return src
Augmenter body
def __call__(self, src):
    
    alpha = np.random.normal(0, self.alphastd, size=(3,))
    rgb = np.dot((self.eigvec * alpha), self.eigval)
    src += nd.array(rgb)
    return src