Minor Bugfix when loading DS

super_eurlex.py

@@ -18,6 +18,8 @@
 import csv
 import json
 import os
+
+import numpy as np
 import pandas as pd
 
 import datasets
@@ -179,10 +181,10 @@ class SuperEurlex(datasets.GeneratorBasedBuilder):
 
         print("Reading Text Data...")
         text_data = pd.read_parquet(text)#, lines=True)
-        text_data['celex_id'] = text_data['celex_id'].apply(lambda x: x[0] if isinstance(x,list) else x)
+        text_data['celex_id'] = text_data['celex_id'].apply(lambda x: str(x.tolist()[0]) if isinstance(x,list) else x)
         print("Reading Meta Data...")
         meta_data = pd.read_parquet(meta)#, lines=True)
-        meta_data['celex_id'] = meta_data['celex_id'].apply(lambda x: x[0] if isinstance(x, list) else x)
+        meta_data['celex_id'] = meta_data['celex_id'].apply(lambda x: str(x.tolist()[0]) if isinstance(x, np.ndarray) else x)
         print("Combining Text & Meta Data...")
         combined_data = pd.merge(text_data, meta_data, on='celex_id')
         print("Converting To final dataset...")