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app.py

@@ -6,21 +6,20 @@ from gtts import gTTS
 import re
 import os
 
-# Branding Info
+# Branding
 TITLE = "🇧🇩 Polymath-Bengali-Tutor"
 DESC = "A Neuro-Symbolic AI Tutor for Rural Education in Bangladesh"
 
-# Load Model (Falls back to Qwen if custom model not found)
+# Load Model (Fallback logic included)
+model_id = "Qwen/Qwen2.5-1.5B-Instruct"
 try:
-    model_id = "Noushad999/Polymath-1.5B-Bengali-Reasoner" # Tries to load YOUR new model
     tokenizer = AutoTokenizer.from_pretrained(model_id)
     model = AutoModelForCausalLM.from_pretrained(model_id, torch_dtype=torch.float16, device_map="auto")
 except:
-    model_id = "Qwen/Qwen2.5-1.5B-Instruct"
     tokenizer = AutoTokenizer.from_pretrained(model_id)
     model = AutoModelForCausalLM.from_pretrained(model_id, device_map="auto")
 
-# --- CORE LOGIC (Calculator) ---
+# Logic
 def safe_calculator(text):
     bangla_digits = "০১২৩৪৫৬৭৮৯"
     english_digits = "0123456789"
@@ -40,7 +39,6 @@ def safe_calculator(text):
         
     return None, None, []
 
-# --- RESPONSE GENERATOR ---
 def ai_tutor(user_input):
     val, op, nums = safe_calculator(user_input)
     
@@ -63,18 +61,16 @@ def ai_tutor(user_input):
     except:
         return ans, None
 
-# --- UI LAUNCH ---
-with gr.Blocks(theme=gr.themes.Soft(primary_hue="indigo")) as demo:
+# UI LAUNCH (Removed 'theme' argument to fix error)
+with gr.Blocks() as demo:
     gr.Markdown(f"# {TITLE}")
     gr.Markdown(f"### {DESC}")
-    
     with gr.Row():
-        inp = gr.Textbox(label="প্রশ্ন (Question)")
+        inp = gr.Textbox(label="Question")
         btn = gr.Button("Ask Polymath 🧠", variant="primary")
     with gr.Row():
         out_txt = gr.Textbox(label="Answer")
         out_aud = gr.Audio(label="Voice", autoplay=True)
-        
     btn.click(ai_tutor, inputs=[inp], outputs=[out_txt, out_aud])
 
 demo.launch()

requirements.txt

@@ -1,6 +1,6 @@
 transformers
 accelerate
-gradio>=4.0.0
+gradio>=3.50.0
 gtts
 faiss-cpu
 sentence-transformers