Fixed beta columns message.

app.py

@@ -384,7 +384,7 @@ def manual_dataset(use_defaults):
     num_train_instances = st.slider("Number of Train Instances", 4, 32, 8)
     any_empty = False
     dataset = []
-    data_col, label_col = st.beta_columns([3,1])
+    data_col, label_col = st.columns([3,1])
     for i in range(num_train_instances):
         default_data = DEFAULT_TRAIN[i]['sentence'] if use_defaults else ''
         default_label = DEFAULT_TRAIN[i]['label'] if use_defaults else ''