- 新增 alembic 0003: sources.blocklist_tags + llm_settings.blocklist_tags(JSONB) - 两层配置:全局(llm_settings) + per-source(sources),合并去重后注入 classify prompt - 默认空数组,不影响存量数据;admin API 在下个 commit 暴露编辑入口
59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
"""LLM 设置(单行,owner 可编辑)。
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字段对应:
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- 排版/分类/点评提示词(用户可改)
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- 插图尺寸 + prompt 模板(用户可改)
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- 总开关 enabled
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- 模型名(默认指向 Agnes,但可改成任意 OpenAI 兼容端点)
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"""
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from __future__ import annotations
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from datetime import datetime
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from sqlalchemy import Boolean, DateTime, Integer, String, Text, func
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from sqlalchemy.dialects.postgresql import JSONB
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from sqlalchemy.orm import Mapped, mapped_column
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from app.database import Base
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class LlmSetting(Base):
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__tablename__ = "llm_settings"
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# 永远只有一行:id=1
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id: Mapped[int] = mapped_column(Integer, primary_key=True, default=1)
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# === 提示词 ===
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format_prompt: Mapped[str | None] = mapped_column(Text)
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classify_prompt: Mapped[str | None] = mapped_column(Text)
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commentary_prompt: Mapped[str | None] = mapped_column(Text)
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image_prompt_template: Mapped[str | None] = mapped_column(Text)
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# === 全局屏蔽分类标签(如 ["体育", "娱乐"])===
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# 与 sources.blocklist_tags 合并去重后注入 classify prompt;
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# 命中则删文章(drop)
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blocklist_tags: Mapped[list[str]] = mapped_column(
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JSONB, nullable=False, default=list, server_default="[]"
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)
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# === 插图参数 ===
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image_size: Mapped[str] = mapped_column(String(16), default="768x512", nullable=False)
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# === 模型 ===
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chat_model: Mapped[str] = mapped_column(String(64), default="agnes-2.0-flash", nullable=False)
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image_model: Mapped[str] = mapped_column(String(64), default="agnes-image-2.1-flash", nullable=False)
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# === 限速 ===
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interval_sec: Mapped[float] = mapped_column(default=2.0, nullable=False)
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# === 总开关 ===
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enabled: Mapped[bool] = mapped_column(Boolean, default=True, nullable=False)
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# === 时间 ===
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False
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)
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def __repr__(self) -> str:
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return f"<LlmSetting id={self.id} enabled={self.enabled}>"
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