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34 lines
936 B
Python
34 lines
936 B
Python
"""Utility file."""
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from dataclasses import dataclass
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from typing import Any
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__author__ = "Sergey Vartanov"
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__email__ = "me@enzet.ru"
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@dataclass
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class MinMax:
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"""Minimum and maximum."""
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min_: Any = None
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max_: Any = None
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def update(self, value: Any) -> None:
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"""Update minimum and maximum with new value."""
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self.min_ = value if not self.min_ or value < self.min_ else self.min_
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self.max_ = value if not self.max_ or value > self.max_ else self.max_
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def delta(self) -> Any:
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"""Difference between maximum and minimum."""
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return self.max_ - self.min_
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def center(self) -> Any:
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"""Get middle point between minimum and maximum."""
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return (self.min_ + self.max_) / 2.0
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def is_empty(self) -> bool:
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"""Check if interval is empty."""
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return self.min_ == self.max_
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def __repr__(self) -> str:
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return f"{self.min_}:{self.max_}"
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