KAG/kag/builder/component/aligner/spg_post_processor.py

117 lines
4.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2023 OpenSPG Authors
#
# 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.
from typing import List, Type, Dict
from kag.interface.builder import AlignerABC
from knext.schema.client import BASIC_TYPES
from kag.builder.model.spg_record import SPGRecord
from kag.builder.model.sub_graph import SubGraph
from knext.common.base.runnable import Input, Output
from knext.schema.client import SchemaClient
from knext.schema.model.base import ConstraintTypeEnum, BaseSpgType
class SPGPostProcessorAligner(AlignerABC):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.spg_types = SchemaClient(project_id=self.project_id).load()
@property
def input_types(self) -> Type[Input]:
return SPGRecord
@property
def output_types(self) -> Type[Output]:
return SubGraph
def merge(self, spg_records: List[SPGRecord]):
merged_spg_records = {}
for record in spg_records:
key = f"{record.spg_type_name}#{record.get_property('name', '')}"
if key not in merged_spg_records:
merged_spg_records[key] = record
else:
old_record = merged_spg_records[key]
for prop_name, prop_value in record.properties.items():
if prop_name not in old_record.properties:
old_record.properties[prop_name] = prop_value
else:
prop = self.spg_types.get(record.spg_type_name).properties.get(
prop_name
)
if not prop:
continue
if (
prop.object_type_name not in BASIC_TYPES
or prop.constraint.get(ConstraintTypeEnum.MultiValue)
):
old_value = old_record.properties.get(prop_name)
if not prop_value:
prop_value = ""
prop_value_list = (
prop_value + "," + old_value
if old_value
else prop_value
).split(",")
old_record.properties[prop_name] = ",".join(
list(set(prop_value_list))
)
else:
old_record.properties[prop_name] = prop_value
return list(merged_spg_records.values())
@staticmethod
def from_spg_record(
spg_types: Dict[str, BaseSpgType], spg_records: List[SPGRecord]
):
sub_graph = SubGraph([], [])
for record in spg_records:
s_id = record.id
s_name = record.name
s_label = record.spg_type_name
properties = record.properties
spg_type = spg_types.get(record.spg_type_name)
for prop_name, prop_value in record.properties.items():
if prop_name in spg_type.properties:
from knext.schema.model.property import Property
prop: Property = spg_type.properties.get(prop_name)
o_label = prop.object_type_name
if o_label not in BASIC_TYPES:
prop_value_list = prop_value.split(",")
for o_id in prop_value_list:
sub_graph.add_edge(
s_id=s_id,
s_label=s_label,
p=prop_name,
o_id=o_id,
o_label=o_label,
)
properties.pop(prop_name)
sub_graph.add_node(
id=s_id, name=s_name, label=s_label, properties=properties
)
return sub_graph
def invoke(self, input: Input, **kwargs) -> List[Output]:
subgraph = SubGraph.from_spg_record(self.spg_types, [input])
return [subgraph]
def batch(self, inputs: List[Input], **kwargs) -> List[Output]:
merged_records = self.merge(inputs)
subgraph = SubGraph.from_spg_record(self.spg_types, merged_records)
return [subgraph]