Update app.py

app.py

@@ -10,6 +10,7 @@ from optillm.self_consistency import advanced_self_consistency_approach
 from optillm.rstar import RStar
 from optillm.plansearch import plansearch
 from optillm.leap import leap
+from optillm.reread import re2_approach
 
 
 API_KEY = os.environ.get("OPENROUTER_API_KEY")
@@ -59,6 +60,8 @@ def respond(message, history, model, approach, system_message, max_tokens, tempe
             final_response = plansearch(system_prompt, initial_query, client, model)[0]
         elif approach == 'leap':
             final_response = leap(system_prompt, initial_query, client, model)
+        elif approach == 're2':
+            final_response = re2_approach(system_prompt, initial_query, client, model)
         
     return final_response
 
@@ -85,7 +88,7 @@ def create_model_dropdown():
 
 def create_approach_dropdown():
     return gr.Dropdown(
-        ["none", "leap", "plansearch", "rstar", "cot_reflection", "rto", "self_consistency", "z3"],
+        ["none", "leap", "plansearch", "rstar", "cot_reflection", "rto", "self_consistency", "z3", "re2"],
         value="none", label="Approach"
     )