fix: return diff key

agro-nt-tasks.py

@@ -122,17 +122,18 @@ class AgroNtTasks(datasets.GeneratorBasedBuilder):
 
     # method parameters are unpacked from `gen_kwargs` as given in `_split_generators`
     def _generate_examples(self, filepath, split):
-        key = 0
         with open(filepath, 'r') as f:
+            key = 0
             for record in SeqIO.parse(f,'fasta'):
                     # Yields examples as (key, example) tuples
 
-                    split_name = record.name.split("|")
-                    name = split_name[0]
-                    labels = split_name[1]
+                split_name = record.name.split("|")
+                name = split_name[0]
+                labels = split_name[1]
 
-                    yield key, {
-                        "sequence": str(record.seq),
-                        "name": name,
-                        "labels": labels,
-                    }
+                yield key, {
+                    "sequence": str(record.seq),
+                    "name": name,
+                    "labels": labels,
+                }
+                key += 1