Add logging to TSDataset.inverse_transform

CHANGELOG.md

@@ -30,7 +30,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -
 -
 - Add in_column to plot_anomalies, plot_anomalies_interactive ([#618](https://github.com/tinkoff-ai/etna/pull/618))
--
+- Add logging to TSDataset.inverse_transform ([#642](https://github.com/tinkoff-ai/etna/pull/642))
 
 ### Fixed
 - Passing non default params for default models STLTransform ([#641](https://github.com/tinkoff-ai/etna/pull/641))

etna/datasets/tsdataset.py

@@ -396,6 +396,7 @@ def inverse_transform(self):
         """
         if self.transforms is not None:
             for transform in reversed(self.transforms):
+                tslogger.log(f"Inverse transform {repr(transform)} is applied to dataset")
                 self.df = transform.inverse_transform(self.df)
 
     @property

tests/test_loggers/test_console_logger.py

@@ -64,6 +64,18 @@ def test_tsdataset_make_future_logging(example_tsds: TSDataset):
     tslogger.remove(idx)
 
 
+def test_tsdataset_inverse_transform_logging(example_tsds: TSDataset):
+    """Check working of logging inside `TSDataset.inverse_transform`."""
+    transforms = [LagTransform(lags=5, in_column="target"), AddConstTransform(value=5, in_column="target")]
+    file = NamedTemporaryFile()
+    _logger.add(file.name)
+    example_tsds.fit_transform(transforms=transforms)
+    idx = tslogger.add(ConsoleLogger())
+    example_tsds.inverse_transform()
+    check_logged_transforms(log_file=file.name, transforms=transforms[::-1])
+    tslogger.remove(idx)
+
+
 def test_backtest_logging(example_tsds: TSDataset):
     """Check working of logging inside backtest."""
     file = NamedTemporaryFile()