Fix inconsistent exceptions raised with no rich installed

pytorch_lightning/callbacks/progress/rich_progress.py

@@ -17,7 +17,6 @@
 from typing import Any, Dict, Optional, Union
 
 from pytorch_lightning.callbacks.progress.base import ProgressBarBase
-from pytorch_lightning.utilities.exceptions import MisconfigurationException
 from pytorch_lightning.utilities.imports import _RICH_AVAILABLE
 
 Task, Style = None, None
@@ -231,7 +230,7 @@ def __init__(
         console_kwargs: Optional[Dict[str, Any]] = None,
     ) -> None:
         if not _RICH_AVAILABLE:
-            raise MisconfigurationException(
+            raise ModuleNotFoundError(
                 "`RichProgressBar` requires `rich` >= 10.2.2. Install it by running `pip install -U rich`."
             )
 

pytorch_lightning/callbacks/rich_model_summary.py

@@ -61,7 +61,7 @@ class RichModelSummary(ModelSummary):
     def __init__(self, max_depth: int = 1) -> None:
         if not _RICH_AVAILABLE:
             raise ModuleNotFoundError(
-                "`RichProgressBar` requires `rich` to be installed. Install it by running `pip install -U rich`."
+                "`RichModelSummary` requires `rich` to be installed. Install it by running `pip install -U rich`."
             )
         super().__init__(max_depth)
 

tests/callbacks/test_rich_model_summary.py

@@ -35,7 +35,7 @@ def test_rich_model_summary_callback():
 
 def test_rich_progress_bar_import_error():
     if not _RICH_AVAILABLE:
-        with pytest.raises(ImportError, match="`RichModelSummary` requires `rich` to be installed."):
+        with pytest.raises(ModuleNotFoundError, match="`RichModelSummary` requires `rich` to be installed."):
             Trainer(callbacks=RichModelSummary())
 
 

tests/callbacks/test_rich_progress_bar.py

@@ -85,7 +85,7 @@ def predict_dataloader(self):
 
 def test_rich_progress_bar_import_error():
     if not _RICH_AVAILABLE:
-        with pytest.raises(ImportError, match="`RichProgressBar` requires `rich` >= 10.2.2."):
+        with pytest.raises(ModuleNotFoundError, match="`RichProgressBar` requires `rich` >= 10.2.2."):
             Trainer(callbacks=RichProgressBar())