added more information in case of failure

Multi_Legal_Pile.py

@@ -310,6 +310,5 @@ class MultiLegalPile(datasets.GeneratorBasedBuilder):
                                     "text": example.get("text", ""),
                                 }
                                 id_ += 1
-            except Exception as e:
-                logger.error("Error while processing file %s", data_info["filepath"])
-                logger.error(e)
+            except Exception:
+                logger.exception("Error while processing file %s", data_info["filepath"])