upgrade pytorch lightning

ldsrlib/ldm/models/diffusion/ddpm.py

@@ -16,7 +16,7 @@ from contextlib import contextmanager
 from functools import partial
 from tqdm import tqdm
 from torchvision.utils import make_grid
-from pytorch_lightning.utilities.distributed import rank_zero_only
+from pytorch_lightning.utilities.rank_zero import rank_zero_only
 
 from ...util import log_txt_as_img, exists, default, ismap, isimage, mean_flat, count_params, instantiate_from_config
 from ...modules.ema import LitEma

requirements.txt

@@ -3,5 +3,5 @@ torch
 einops
 omegaconf
 tqdm
-pytorch-lightning==1.7.7
+pytorch-lightning
 torchmetrics==0.11.4