Simon
ba52edc2d6
- SignalRules（买入 rank 阈值/趋势 MA/动量 + 卖出区间/破位警示）+ SignalEvent （BUY/WATCH/SELL，score/price/trigger_reason 可解释）+ SignalResult/Meta - quant/signal.generate_signals：与选股同一评分引擎取全市场 rank，按规则分类输出 - signal_snapshot/signal_event 表（migration d8e0b2f3c4d5，MySQL 已应用）+ Repo - SignalService + POST /api/signals（同步+落库）、GET 详情/列表 - tests/test_signals.py（引擎分类/排序/破位不 BUY、service、API 提交读回）；全量 pytest 通过
63 lines
2.3 KiB
Python
63 lines
2.3 KiB
Python
"""signal_snapshot / signal_event 表（M8.1 交易信号）
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Revision ID: d8e0b2f3c4d5
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Revises: c3e9a0d1f4b5
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Create Date: 2026-09-09
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"""
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from __future__ import annotations
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from collections.abc import Sequence
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import sqlalchemy as sa
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from alembic import op
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revision: str = "d8e0b2f3c4d5"
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down_revision: str | None = "c3e9a0d1f4b5"
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branch_labels: str | Sequence[str] | None = None
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depends_on: str | Sequence[str] | None = None
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def upgrade() -> None:
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op.create_table(
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"signal_snapshot",
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sa.Column("id", sa.String(length=32), nullable=False),
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sa.Column("as_of", sa.Date(), nullable=False),
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sa.Column("query_json", sa.Text(), nullable=False),
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sa.Column("rules_json", sa.Text(), nullable=False),
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sa.Column("statistics_json", sa.Text(), nullable=False),
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sa.Column("created_at", sa.DateTime(), nullable=False),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index("ix_signal_snapshot_as_of", "signal_snapshot", ["as_of"])
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op.create_index("ix_signal_snapshot_created_at", "signal_snapshot", ["created_at"])
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op.create_table(
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"signal_event",
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sa.Column(
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"id",
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sa.BigInteger().with_variant(sa.Integer(), "sqlite"),
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autoincrement=True,
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nullable=False,
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),
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sa.Column("signal_id", sa.String(length=32), nullable=False),
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sa.Column("symbol", sa.String(length=12), nullable=False),
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sa.Column("signal_date", sa.Date(), nullable=False),
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sa.Column("signal_type", sa.String(length=8), nullable=False),
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sa.Column("score", sa.Numeric(precision=14, scale=6), nullable=True),
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sa.Column("price", sa.Numeric(precision=14, scale=4), nullable=True),
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sa.Column("reason_json", sa.Text(), nullable=True),
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sa.Column("created_at", sa.DateTime(), nullable=False),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index("ix_signal_event_signal_id", "signal_event", ["signal_id"])
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def downgrade() -> None:
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op.drop_index("ix_signal_event_signal_id", table_name="signal_event")
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op.drop_table("signal_event")
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op.drop_index("ix_signal_snapshot_created_at", table_name="signal_snapshot")
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op.drop_index("ix_signal_snapshot_as_of", table_name="signal_snapshot")
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op.drop_table("signal_snapshot")
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