flake8

Author: Borda

pytorch_lightning/callbacks/model_checkpoint.py

@@ -281,7 +281,7 @@ def __init_monitor_mode(self, monitor, mode):
         }
 
         if mode not in mode_dict:
-            raise MisconfigurationException(f"`mode` can be {', '.join(mode_dict.keys())}, got {mode}")
+            raise MisconfigurationException(f"`mode` can be {', '.join(mode_dict.keys())} but got {mode}")
 
         self.kth_value, self.mode = mode_dict[mode]
 

tests/checkpointing/test_model_checkpoint.py

@@ -975,5 +975,5 @@ def test_ckpt_version_after_rerun_same_trainer(tmpdir):
 
 
 def test_model_checkpoint_mode_options():
-    with pytest.raises(MisconfigurationException, match="`mode` can be auto, .* got unknown_option"):
+    with pytest.raises(MisconfigurationException, match="`mode` can be .* but got unknown_option"):
         ModelCheckpoint(mode="unknown_option")

tests/deprecated_api/test_remove_1-3.py

@@ -15,7 +15,7 @@
 
 import pytest
 
-from pytorch_lightning import LightningModule, Trainer
+from pytorch_lightning import LightningModule
 
 
 def test_v1_3_0_deprecated_arguments(tmpdir):