[GitHub] [incubator-mxnet] szha commented on a change in pull request #14423: Add repr for SymbolBlock

[GitBox <gi...@apache.org>]

szha commented on a change in pull request #14423: Add repr for SymbolBlock
URL: https://github.com/apache/incubator-mxnet/pull/14423#discussion_r265381261
 
 

 ##########
 File path: python/mxnet/gluon/block.py
 ##########
 @@ -1024,6 +1024,11 @@ def imports(symbol_file, input_names, param_file=None, ctx=None):
             ret.collect_params().load(param_file, ctx=ctx)
         return ret
 
+    def __repr__(self):
+        s = '{name}(\n{modstr}\n)'
+        modstr = '\n'.join(['{block}'.format(block=self.__dict__['_cached_graph'][-1])])
 
 Review comment:
   why use `__dict__`? or -1 index?

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