20 lines
580 B
Python
20 lines
580 B
Python
from typing import Optional
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from sqlalchemy import ForeignKey
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from base import Base
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from sqlalchemy.orm import Mapped, mapped_column
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class RecyclingParameters(Base):
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__tablename__ = 'recycling_parameters'
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id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
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load_id: Mapped[Optional[int]] = mapped_column(ForeignKey('load_parameters.id', ondelete='SET NULL'))
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recycling_level: Mapped[int]
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co2: Mapped[float]
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n2: Mapped[float]
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h2o: Mapped[float]
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o2: Mapped[float]
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def __repr__(self):
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return f"<RecyclingParameters>" |