40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
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"""Persist Playground GLM conversation judge snapshot on conversations.
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Revision ID: 0013_playground_judge
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Revises: 0012_mem_fact_tl_lineage
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"""
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from typing import Sequence, Union
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import sqlalchemy as sa
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from sqlalchemy.dialects import postgresql
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from alembic import op
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revision: str = "0013_playground_judge"
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down_revision: Union[str, None] = "0012_mem_fact_tl_lineage"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def _has_column(table: str, column: str) -> bool:
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bind = op.get_bind()
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return any(c["name"] == column for c in sa.inspect(bind).get_columns(table))
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def upgrade() -> None:
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if not _has_column("conversations", "playground_conversation_judge_json"):
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op.add_column(
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"conversations",
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sa.Column(
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"playground_conversation_judge_json",
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postgresql.JSON(astext_type=sa.Text()),
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nullable=True,
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),
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)
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def downgrade() -> None:
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if _has_column("conversations", "playground_conversation_judge_json"):
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op.drop_column("conversations", "playground_conversation_judge_json")
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