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pythonhacker/color_tuple.py

Last active March 12, 2026 05:29
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RGB Color class using namedtuple with validation
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color_tuple.py
from collections import namedtuple
class ColorTuple(namedtuple("ColorBase", "r g b")):
# prevents creation of instance __dict__
__slots__ = ()
def __new__(cls, r=0, g=0, b=0):
for v in (r, g, b):
if not isinstance(v, int):
raise TypeError("RGB values must be integers")
if not 0 <= v <= 255:
raise ValueError("RGB values must be between 0 and 255")
return super().__new__(cls, r, g, b)
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