Roshrini commented on a change in pull request #10605: [MXNET-310] [ONNX-MXNet]
API to import ONNX models into Gluon.
URL: https://github.com/apache/incubator-mxnet/pull/10605#discussion_r191898713
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File path: python/mxnet/contrib/onnx/_import/import_model.py
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@@ -53,6 +53,31 @@ def import_model(model_file):
sym, arg_params, aux_params = graph.from_onnx(model_proto.graph)
return sym, arg_params, aux_params
+def get_model_metadata(model_file):
+ """
+ Returns the name and shape information of input and output tensors of the
given ONNX model file.
+
+ Parameters
+ ----------
+ model_file : str
+ ONNX model file name
+
+ Returns
+ -------
+ model_metadata : dict
+ A dictionary object mapping various metadata to its corresponding
value.
+ """
+ graph = GraphProto()
+ try:
+ import onnx
+ except ImportError:
+ raise ImportError("Onnx and protobuf need to be installed. "
+ + "Instructions to install -
https://github.com/onnx/onnx";)
+ model_proto = onnx.load(model_file)
+
+ metadata = graph.get_graph_metadata(model_proto.graph)
+ return metadata
+
def get_model_metadata(model_file):
Review comment:
this method is repeated?
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