Add try-except for torch_scatter (#13040)

* Add try-catch for torch_scatter

* Update modeling_tapas.py

src/transformers/models/tapas/modeling_tapas.py

@@ -46,11 +46,18 @@ from ...utils import logging
 from .configuration_tapas import TapasConfig
 
 
+logger = logging.get_logger(__name__)
+
 # soft dependency
 if is_scatter_available():
+    try:
         from torch_scatter import scatter
-
-logger = logging.get_logger(__name__)
+    except OSError:
+        logger.error(
+            "TAPAS models are not usable since `torch_scatter` can't be loaded."
+            "It seems you have `torch_scatter` installed with the wrong CUDA version."
+            "Please try to reinstall it following the instructions here: https://github.com/rusty1s/pytorch_scatter."
+        )
 
 _CONFIG_FOR_DOC = "TapasConfig"
 _TOKENIZER_FOR_DOC = "TapasTokenizer"