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Speed up group executor #16069

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Sep 6, 2019
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Speed up group executor #16069

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Speed up group executor
dsingerai Sep 2, 2019
a723009
Speed up group executor
dsingerai Sep 2, 2019
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CI
wkcn Sep 2, 2019
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7 changes: 4 additions & 3 deletions python/mxnet/module/executor_group.py
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Original file line number Diff line number Diff line change
Expand Up @@ -273,9 +273,10 @@ def __init__(self, symbol, contexts, workload, data_shapes, label_shapes, param_
self.data_layouts = None
self.label_layouts = None
self.output_names = self.symbol.list_outputs()
self.output_layouts = [DataDesc.get_batch_axis(self.symbol[name].attr('__layout__'))
for name in self.output_names]
self.num_outputs = len(self.symbol.list_outputs())
self.num_outputs = len(self.output_names)
self.output_layouts = [i for i in range(self.num_outputs)]
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Thank you for the contribution!
The following code may be faster : )

        self.num_outputs = len(self.output_names)
        self.output_layouts = [DataDesc.get_batch_axis(self.symbol[index].attr('__layout__'))
                               for index in range(self.num_outputs)]

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Thanks!

for index, name in enumerate(self.output_names):
self.output_layouts[index] = DataDesc.get_batch_axis(self.symbol[index].attr('__layout__'))

self.bind_exec(data_shapes, label_shapes, shared_group)

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