Better error logging

RedPajama-Data-1T.py

@@ -19,7 +19,7 @@
 import json
 
 import datasets
-
+import traceback
 
 logger = datasets.logging.get_logger(__name__)
 
@@ -112,23 +112,46 @@ class RedPajama1T(datasets.GeneratorBasedBuilder):
                 for path in files[subset]:
                     with zstd.open(open(path, "rb"), "rt", encoding="utf-8") as f:
                         for i, row in enumerate(f):
-                            data = json.loads(row)
-                            text = data["text"]
-                            del data["text"]
-                            yield key, {
-                                "text": text,
-                                "meta": json.dumps(data),
-                                "red_pajama_subset": subset,
-                            }
-                            key += 1
+                            try:
+                                data = json.loads(row)
+                                text = data["text"]
+                                del data["text"]
+                                yield key, {
+                                    "text": text,
+                                    "meta": json.dumps(data),
+                                    "red_pajama_subset": subset,
+                                }
+                                key += 1
+                            except Exception as e:
+                                print(f'Subset: {subset}')
+                                print(f'Path: {path}')
+                                print(f'Row: {row}')
+                                traceback.print_exc()
+
+                                raise e
             else:
                 for path in files[subset]:
                     with open(path, encoding="utf-8") as f:
                         for i, row in enumerate(f):
-                            data = json.loads(row)
-                            yield key, {
-                                "text": data["text"],
-                                "meta": data["meta"],
-                                "red_pajama_subset": subset,
-                            }
-                            key += 1
+                            try:
+                                data = json.loads(row)
+                                if "meta" not in data:
+                                    text = data["text"]
+                                    del data["text"]
+                                    yield key, {
+                                        "text": text,
+                                        "meta": json.dumps(data),
+                                    }
+                                else:
+                                    yield key, {
+                                        "text": data["text"],
+                                        "meta": data["meta"],
+                                    }
+                                key += 1
+                            except Exception as e:
+                                print(f'Subset: {subset}')
+                                print(f'Path: {path}')
+                                print(f'Row: {row}')
+                                traceback.print_exc()
+
+                                raise e