Modify based on reviewer's comment, test=document_fix

Author: zhhsplendid

python/paddle/fluid/dygraph/dygraph_to_static/program_translator.py

@@ -939,9 +939,9 @@ def func(x):
                 x = paddle.ones([1, 2])
                 main_prog, start_prog, inputs, outputs = prog_trans.get_program(func, x)
                 print([i.name for i in inputs])
-                # [u'generated_tensor_0'] the feed input tensor name representing x
+                # [u'generated_tensor_0'] the feed input Tensor name representing x
                 print([o.name for o in outputs])
-                # [u'_generated_var_4'] the fetch output tensor name representing x_v        
+                # [u'_generated_var_4'] the fetch output Tensor name representing x_v        
 
         """
         assert callable(