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49 lines
1.6 KiB
Python
49 lines
1.6 KiB
Python
# coding=utf-8
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"""
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@project: maxkb
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@Author：虎
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@file： embedding.py
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@date：2023/9/21 15:46
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@desc:
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"""
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from django.contrib.postgres.fields import ArrayField
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from django.db import models
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from common.field.vector_field import VectorField
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from dataset.models.data_set import Document, Paragraph, DataSet
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class SourceType(models.TextChoices):
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"""订单类型"""
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PROBLEM = 0, '问题'
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PARAGRAPH = 1, '段落'
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TITLE = 2, '标题'
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class Embedding(models.Model):
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id = models.CharField(max_length=128, primary_key=True, verbose_name="主键id")
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source_id = models.CharField(max_length=128, verbose_name="资源id")
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source_type = models.CharField(verbose_name='资源类型', max_length=5, choices=SourceType.choices,
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default=SourceType.PROBLEM)
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is_active = models.BooleanField(verbose_name="是否可用", max_length=1, default=True)
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dataset = models.ForeignKey(DataSet, on_delete=models.DO_NOTHING, verbose_name="文档关联", db_constraint=False)
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document = models.ForeignKey(Document, on_delete=models.DO_NOTHING, verbose_name="文档关联", db_constraint=False)
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paragraph = models.ForeignKey(Paragraph, on_delete=models.DO_NOTHING, verbose_name="段落关联", db_constraint=False)
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embedding = VectorField(verbose_name="向量")
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keywords = ArrayField(verbose_name="关键词列表",
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base_field=models.CharField(max_length=256), default=list)
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meta = models.JSONField(verbose_name="元数据", default=dict)
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class Meta:
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db_table = "embedding"
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unique_together = ['source_id', 'source_type']
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