From 6f3cb1a6a30cef84c8c2c97c62ca8bfb344076e5 Mon Sep 17 00:00:00 2001
From: Knarik1 <knarik.mh@gmail.com>
Date: Tue, 24 Aug 2021 15:12:07 +0400
Subject: [PATCH] fix typos in datamodule (#8949)

Co-authored-by: Knarik Mheryan <knarik@codics.am>
---
 pytorch_lightning/core/datamodule.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pytorch_lightning/core/datamodule.py b/pytorch_lightning/core/datamodule.py
index 770745b322..e2ba05eee3 100644
--- a/pytorch_lightning/core/datamodule.py
+++ b/pytorch_lightning/core/datamodule.py
@@ -184,7 +184,7 @@ class LightningDataModule(CheckpointHooks, DataHooks, HyperparametersMixin):
         rank_zero_deprecation("DataModule property `dims` was deprecated in v1.5 and will be removed in v1.7.")
         self._dims = d
 
-    def size(self, dim=None) -> Union[Tuple, int]:
+    def size(self, dim=None) -> Union[Tuple, List[Tuple]]:
         """
         Return the dimension of each input either as a tuple or list of tuples. You can index this
         just as you would with a torch tensor.