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pythonhacker/color_dataclass.py

Created March 11, 2026 17:27
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color_dataclass.py
from dataclasses import dataclass
@dataclass(frozen=True)
class ColorData:
r: int = 0
g: int = 0
b: int = 0
def __post_init__(self):
for v in (self.r, self.g, self.b):
if not 0 <= v <= 255:
raise ValueError("RGB must be 0..255")
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