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Fix split transpose optimize axes issue #1918

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Merged
merged 1 commit into from
Apr 22, 2022
Merged

Fix split transpose optimize axes issue #1918

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9 changes: 6 additions & 3 deletions tf2onnx/optimizer/transpose_optimizer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -105,7 +105,7 @@ def _calculate_new_shape(graph, op):
new_shape = [input_shape[p] for p in perm]
return graph.make_const(utils.make_name("new_shape"), np.array(new_shape, dtype=np.int64)).output[0]

# reshape requires tha output shape can only contain one -1, if not some extra op needed.
# reshape requires the output shape can only contain one -1, if not some extra op needed.
input_shape = graph.make_node("Shape", [op.input[0]]).output[0]
indice = graph.make_const(utils.make_name("indice"), np.array(perm, np.int64)).output[0]

Expand Down Expand Up @@ -668,9 +668,12 @@ def _concat_handler(self, trans, node):
return False

def _split_handler(self, trans, node):
# Todo: need handle cases where Slit node has more than 1 outputs.
# Todo: need handle cases where Split node has more than 1 outputs.
if self._handle_node_having_branches(trans, node):
node.set_attr("axis", 1)
perm = trans.get_attr_value("perm")
axis = node.get_attr_value("axis", 0)
new_axis = perm[axis]
node.set_attr("axis", new_axis)
return True
return False

Expand Down