三角形の種類の判定 - Qiita

from enum import Enum, auto from itertools import permutations from math import inf, isinf, isnan, nan class TriShape(Enum): Nontriangular = auto() # 非三角形 Equilateral = auto() # 正三角形 Isosceles = auto() # 二等辺三角形 Scalene = auto() # 一般の三角形 def triangle_shape(a1, a2, a3) -> TriShape: ここを修正 return TriShape.Scalene if __name__ == "__main__": params = [ (3, 4, "5", TriShape.Nontriangular), (None, 1, 1, T