2569718930@qq.com
21 lines
416 B
Python
21 lines
416 B
Python
import math
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from typing import Optional, Union
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Number = Union[int, float]
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def wu_round(value: Optional[Number]) -> Optional[int]:
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"""
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WU 结算口径四舍五入（0.5 一律进位）:
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- 正数: floor(x + 0.5)
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- 负数: ceil(x - 0.5)
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"""
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if value is None:
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return None
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x = float(value)
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if x >= 0:
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return int(math.floor(x + 0.5))
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return int(math.ceil(x - 0.5))
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