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44 lines
782 B
Python
44 lines
782 B
Python
from __future__ import annotations
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import abc
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from ..core import app, entities as core_entities
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from . import entities
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_stage_classes: dict[str, PipelineStage] = {}
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def stage_class(name: str):
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def decorator(cls):
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_stage_classes[name] = cls
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return cls
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return decorator
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class PipelineStage(metaclass=abc.ABCMeta):
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"""流水线阶段
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"""
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ap: app.Application
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def __init__(self, ap: app.Application):
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self.ap = ap
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async def initialize(self):
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"""初始化
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"""
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pass
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@abc.abstractmethod
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async def process(
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self,
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query: core_entities.Query,
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stage_inst_name: str,
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) -> entities.StageProcessResult:
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"""处理
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"""
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raise NotImplementedError
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