Update app.py

app.py

@@ -42,6 +42,9 @@ def predict_linear(strain, dose, soil_n, soil_p, soil_k, ph,
     if any(v is None for v in required):
         logs.append("[DEBUG] Missing numeric inputs!")
         return pd.DataFrame(), "\n⚠️ Fill all required inputs", "\n".join(logs)
+    if any(v is 0 for v in required):
+        logs.append("[DEBUG] Missing numeric inputs!")
+        return pd.DataFrame(), "\n⚠️ Fill all required inputs", "\n".join(logs)
     logs.append("[DEBUG] Inputs received.")
 
     # Prepare DataFrame for model
@@ -114,7 +117,7 @@ with gr.Blocks(
                 label="Select Strain",
                 value=strain_names[0]  # default: Tetradesmus nigardi
             )
-            row_selector = gr.Dropdown(row_options, label="Select Row", value="None, Enter Manually")
+            # row_selector = gr.Dropdown(row_options, label="Select Row", value="None, Enter Manually")
 
             gr.Markdown("### Input Parameters")
             dose = gr.Number(label="Dose (g/pot)")