feat: Improve handling of number of tweets setting

app.py

@@ -73,7 +73,7 @@ def generate_plot(
     with st.spinner("Reducing dimensionality..."):
         embeddings_2d = get_tsne_embeddings(embeddings)
     plot = draw_interactive_scatter_plot(
-        df, embeddings_2d[:, 0], embeddings_2d[:, 1], encoded_labels.values, labels, 'text', 'label'
+        df, embeddings_2d[:, 0], embeddings_2d[:, 1], encoded_labels, labels, 'text', 'label'
     )
     return plot
 
@@ -107,7 +107,8 @@ if tw_user:
             tweets_response = client.get_users_tweets(usr.data.id, max_results=current_sample)
             tweets_objs += tweets_response.data
             tw_sample -= current_sample
-        tweets_response = client.get_users_tweets(usr.data.id, max_results=tw_sample)
+        if tw_sample > 0:
+            tweets_response = client.get_users_tweets(usr.data.id, max_results=tw_sample)
         tweets_objs += tweets_response.data
     tweets_txt = [tweet.text for tweet in tweets_objs]
     labels = [0] * len(tweets_txt)