[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

pytorch_lightning/core/datamodule.py

@@ -22,9 +22,7 @@
 from pytorch_lightning.core.hooks import CheckpointHooks, DataHooks
 from pytorch_lightning.core.mixins import HyperparametersMixin
 from pytorch_lightning.utilities import rank_zero_deprecation
-from pytorch_lightning.utilities.argparse import (add_argparse_args,
-                                                  from_argparse_args,
-                                                  get_init_arguments_and_types)
+from pytorch_lightning.utilities.argparse import add_argparse_args, from_argparse_args, get_init_arguments_and_types
 
 
 class LightningDataModule(CheckpointHooks, DataHooks, HyperparametersMixin):