Fix wget download updated parameters (#538)

examples/vector_databases/redis/nbutils.py

@@ -23,7 +23,7 @@ def download_wikipedia_data(
         else:
             print("File not found, downloading now...")
             # Download the data
-            wget.download(data_url, out=download_path, bar=True)
+            wget.download(data_url, out=download_path)
 
         # Unzip the data
         with zipfile.ZipFile(zip_file_path, 'r') as zip_ref:
@@ -43,4 +43,4 @@ def read_wikipedia_data(data_path: str = '../../data/', file_name: str = "vector
     data['content_vector'] = data.content_vector.apply(literal_eval)
     # Set vector_id to be a string
     data['vector_id'] = data['vector_id'].apply(str)
-    return data
+    return data