Update app.py

app.py

@@ -23,7 +23,7 @@ def detect(pdf):
         for j in range(len(result_pred[0])):
             if result_pred[0][j][5]==1 and result_pred[i][j][4]>0.5:
                 return "find signature in page " +str(i)
-     return "do not find signature in pdf file"
+    return "do not find signature in pdf file"
 
 
 inputs = gr.inputs.Image(type='pil', label="Original Image")