def std_spec(batch_size, isotropic=True):
 return DataSpec(batch_size=batch_size, scale_size=256, crop_size=224, isotropic=isotropic)

def std_spec ( batch_size , isotropic = True ) : return DataSpec ( batch_size = batch_size , scale_size = 256 , crop_size = 224 , isotropic = isotropic )
parameters commonly used by "post-alexnet" architectures .