Pseudo code for VAR: Visual Autoregressive Modeling: Scalable Image Generation via Next-Scale Prediction
vqvae_loss = vqvae_training(img, patch_nums)
print('vqvae training finish')
var_loss = var_training(img, patch_nums, class_label)
print('var training finish')
generated_image = var_inference(class_label, patch_nums)
print('Generate image: ', generated_image.shape)