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				@@ -225,7 +225,9 @@ def main(args): 
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				                 "runner.save_inference_fetch_varnames", []) 
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				             fetchvars = [] 
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				-            logger.info("global_block().to_string {}".format(paddle.static.default_main_program().global_block().to_string(throw_on_error=True))) 
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				+            for op in enumerate(paddle.static.default_main_program().global_block().ops): 
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				+                for name in op.input_arg_names: 
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				+                    logger.info("op.input_arg_names {}".format(name)) 
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				             for var_name in feed_var_names: 
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