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editconnectioncost.py
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editconnectioncost.py
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# Copyright (c) 2019 Works Applications Co., Ltd.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from abc import ABC, abstractmethod
from sudachipy.dictionarylib.grammar import Grammar
class EditConnectionCostPlugin(ABC):
""" Interface of plugins for editing the connection costs.
The following is an example of settings.
``
{
{
"class" : "sudachipy.plugin.connect_cost.SampleEditConnectionPlugin",
"example" : "example setting"
}
}
``
"""
@abstractmethod
def set_up(self, grammar: Grammar) -> None:
""" Set up plugin.
Args:
grammar: grammar of system dictionary
"""
raise NotImplementedError
@abstractmethod
def edit(self, grammar: Grammar) -> None:
""" Edit a connection costs.
Args:
grammar: grammar of system dictionary
"""
raise NotImplementedError
@staticmethod
def inhibit_connection(grammar: Grammar, left: int, right: int) -> None:
""" Inhibit a connection.
Args:
grammar: grammar of system dictionary
left: right-ID of left node
right: left-ID of right node
"""
grammar.set_connect_cost(left, right, Grammar.INHIBITED_CONNECTION)