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21 lines
436 B
21 lines
436 B
5 months ago
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from math import pi as pi
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class Kreis_gettattr:
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def __init__(self, radius):
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self.radius = radius
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self.operators ={
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'durchmesser': lambda x: self.radius * 2
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'umfang': lambda x: self.durchmesser * pi
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'flaeche': lambda: x: self.radius**2 *pi
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}
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def __getattr(self, name):
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if name not in self.operators:
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raise TypeError(f'unbekannte Operation {name}')
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return {
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} [name]
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