fix python2

x2paddle/decoder/onnx_shape_inference.py

@@ -267,9 +267,8 @@ class SymbolicShapeInference:
 
         if pending_nodes and self.verbose_ > 0:
             print('SymbolicShapeInference: orphaned nodes discarded: ')
-            print(
-                * [n.op_type + ': ' + n.output[0] for n in pending_nodes],
-                sep='\n')
+            print('\n'.join(
+                [n.op_type + ': ' + n.output[0] for n in pending_nodes]))
         if input_shapes is not None:
             for input_name, shape in input_shapes.items():
                 for idx in range(len(self.out_mp_.graph.input)):