Update retriever.py

retriever.py

@@ -22,7 +22,7 @@ def pruning():
     Optimizes models by removing unnecessary components, such as certain weights in a neural network. 
     This function demonstrates how to apply pruning.
     """
-    code = "model = apply_pruning(model, amount=0.3)"" 
+    code = "model = apply_pruning(model, amount=0.3)"
     return (
             f"To apply pruning to a model, use the following code snippet: {code}. "
             f"You should adapt it to your actual implementation. In particular, the 'amount' parameter "