25d54dd896
* auto fixes * auto fix pt2 and transitive deps and undefined var checking locals() * manual fixes (ignored or letta-code fixed) * fix circular import
87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
from datetime import datetime, timezone
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from typing import TYPE_CHECKING, List, Optional
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from sqlalchemy import JSON, BigInteger, ForeignKey, Integer
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy.orm import Mapped, Session, mapped_column, relationship
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from letta.orm.mixins import AgentMixin, OrganizationMixin, ProjectMixin, TemplateMixin
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from letta.orm.sqlalchemy_base import SqlalchemyBase
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from letta.schemas.run_metrics import RunMetrics as PydanticRunMetrics
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from letta.schemas.user import User
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from letta.settings import DatabaseChoice, settings
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if TYPE_CHECKING:
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from letta.orm.agent import Agent
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from letta.orm.run import Run
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class RunMetrics(SqlalchemyBase, ProjectMixin, AgentMixin, OrganizationMixin, TemplateMixin):
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"""Tracks performance metrics for agent steps."""
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__tablename__ = "run_metrics"
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__pydantic_model__ = PydanticRunMetrics
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id: Mapped[str] = mapped_column(
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ForeignKey("runs.id", ondelete="CASCADE"),
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primary_key=True,
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doc="The unique identifier of the run this metric belongs to (also serves as PK)",
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)
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run_start_ns: Mapped[Optional[int]] = mapped_column(
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BigInteger,
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nullable=True,
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doc="The timestamp of the start of the run in nanoseconds",
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)
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run_ns: Mapped[Optional[int]] = mapped_column(
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BigInteger,
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nullable=True,
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doc="Total time for the run in nanoseconds",
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)
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num_steps: Mapped[Optional[int]] = mapped_column(
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Integer,
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nullable=True,
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doc="The number of steps in the run",
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)
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tools_used: Mapped[Optional[List[str]]] = mapped_column(
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JSON,
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nullable=True,
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doc="List of tool IDs that were used in this run",
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)
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run: Mapped[Optional["Run"]] = relationship("Run", foreign_keys=[id])
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agent: Mapped[Optional["Agent"]] = relationship("Agent")
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def create(
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self,
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db_session: Session,
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actor: Optional[User] = None,
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no_commit: bool = False,
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) -> "RunMetrics":
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"""Override create to handle SQLite timestamp issues"""
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# For SQLite, explicitly set timestamps as server_default may not work
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if settings.database_engine == DatabaseChoice.SQLITE:
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now = datetime.now(timezone.utc)
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if not self.created_at:
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self.created_at = now
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if not self.updated_at:
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self.updated_at = now
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return super().create(db_session, actor=actor, no_commit=no_commit)
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async def create_async(
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self,
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db_session: AsyncSession,
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actor: Optional[User] = None,
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no_commit: bool = False,
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no_refresh: bool = False,
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) -> "RunMetrics":
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"""Override create_async to handle SQLite timestamp issues"""
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# For SQLite, explicitly set timestamps as server_default may not work
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if settings.database_engine == DatabaseChoice.SQLITE:
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now = datetime.now(timezone.utc)
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if not self.created_at:
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self.created_at = now
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if not self.updated_at:
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self.updated_at = now
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return await super().create_async(db_session, actor=actor, no_commit=no_commit, no_refresh=no_refresh)
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