update

app.py

@@ -79,7 +79,8 @@ def render_html(view, entity_color_dict):
 def analyze_contacts(selected_str, cutoff, structure_cache):
     keys = [k.strip() for k in selected_str.split(";") if k]
     if len(keys) < 2:
-        return "<b style='color:red'>请至少选择两个实体进行分析</b>"
+        debug_text = "<b style='color:red'>请至少选择两个实体进行分析</b>"
+        return debug_text, debug_text
     summary = structure_cache["summary"]
     structure_str = structure_cache["structure_str"]
     entity_color_dict = structure_cache["entity_color_dict"]