49 lines
2.2 KiB
Python
49 lines
2.2 KiB
Python
"""
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Copyright (C) 2018-2020 Intel Corporation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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from extensions.front.mxnet.MXRepeatReplacer import MXRepeatReplacer
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from extensions.ops.mxrepeat import MXRepeat
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from mo.front.common.replacement import FrontReplacementOp
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from mo.graph.graph import Graph
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from mo.ops.const import Const
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class ArangeReplacer(FrontReplacementOp):
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op = 'Range'
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enabled = True
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def run_before(self):
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# replacement inserts MXRepeat operation, so we should execute its decomposition later
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return [MXRepeatReplacer]
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def replace_sub_graph(self, graph: Graph, match: dict):
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node = match['op']
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if not node.has_valid('start') or not node.has_valid('stop') or not node.has_valid('step'):
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return
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start_value = Const(graph, dict(value=node.start,
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symbol_dict={'name': node.id + '/const_start'})).create_node()
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limit_value = Const(graph, dict(value=node.stop,
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symbol_dict={'name': node.id + '/const_limit'})).create_node()
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delta_value = Const(graph, dict(value=node.step,
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symbol_dict={'name': node.id + '/const_delta'})).create_node()
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node.in_port(0).get_connection().set_source(start_value.out_port(0))
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node.in_port(1).get_connection().set_source(limit_value.out_port(0))
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node.in_port(2).get_connection().set_source(delta_value.out_port(0))
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if node.has_valid('repeat') and node.repeat > 1:
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rep = MXRepeat(graph, dict(name=node.id + '/mxrepeat', axis=0, repeats=node.repeat)).create_node()
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node.out_port(0).get_destination().get_connection().set_source(rep.out_port(0))
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rep.in_port(0).connect(node.out_port(0))
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