25 lines
1.1 KiB
Python
25 lines
1.1 KiB
Python
# Copyright (C) 2018-2021 Intel Corporation
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# SPDX-License-Identifier: Apache-2.0
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from mo.back.replacement import BackReplacementPattern
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from mo.front.common.partial_infer.utils import int64_array
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from mo.front.tf.graph_utils import create_op_node_with_second_input
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from mo.graph.graph import Graph
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from mo.ops.squeeze import Squeeze
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class GatherTreeNormalizer(BackReplacementPattern):
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enabled = True
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force_clean_up = True
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def find_and_replace_pattern(self, graph: Graph):
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for node in graph.get_op_nodes(type='GatherTree'):
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name = node.soft_get('name', node.id)
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assert 3 in node.in_ports() and not node.in_port(3).disconnected()
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end_token_shape = node.in_port(3).data.get_shape()
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assert end_token_shape is not None
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if end_token_shape.size == 1 and end_token_shape.ndim == 1:
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squeeze = create_op_node_with_second_input(graph, Squeeze, int64_array([0]),
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{'name': name + '/Squeeze', 'override_output_shape': True})
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node.in_port(3).get_connection().insert_node(squeeze) |