Donnerstagabend
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@@ -1,16 +1,31 @@
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#!/usr/bin/env python3
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"""
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Mathematische Vektorenals Klasse
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__magic_methods__
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"""
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class VectorError(Exception):
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pass
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class VectorTypeError(VectorError):
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pass
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# Oberklassen werden automatisch vererbt
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class Vector():
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values = ()
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def __init__(self, *values):
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"Initialisierung 1 Funktion nach Erzeugen des Objekts"
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self.my_values = values
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def __del__(self):
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def __len__(self): #entspricht len länge in der class
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return len(self.my_values)
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def __str__(self) -> str: #entspricht str string in der class
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return type(self).__name__ + str(self.my_values)
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def __del__(self):
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"Destruktor: Letzte Funktion vor Freigabe des Speichers"
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print("Ein Objekt wird freigegeben ({})".format(self.my_values))
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def get_values(self):
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return self.my_values
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@@ -19,6 +34,24 @@ class Vector():
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print("Aufruf")
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print(args)
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def __mul__(self, factor): #entspricht multiplikation * in der class
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multipi = [v * factor for v in self.my_values]
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return type(self)(*multipi) ##Nicht vergessen * und classename
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def __add__(self, other): #entspricht addition + in der class
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if not isinstance(self, Vector) or not isinstance(other, Vector):
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raise VectorTypeError("Addition nur von Vektoren")
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if len(self) !=len(other):
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raise VectorTypeError("Vektoren ungleicher Laenge")
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summenwert = []
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#zip iteriert ueber alle angegebenen Iterables parallel
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for a, b in zip(self.get_values(), other.get_values()):
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summenwert.append(a + b)
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return type(self)(*summenwert)
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def info(self):
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return type(self).__name__
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def poly(self, *args):
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if len(args) == 1:
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if type(args[0]) is str:
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@@ -29,5 +62,15 @@ class Vector():
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self.poly_2param(*args)
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elif len(args) == 0:
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Vector.poly_0param(self, *args)
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class Vector2(Vector):
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def __init__(self, val1, val2):
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super().__init__(val1, val2)
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def __add__(self, other):
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sum = [d + other for d in self.my_values]
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# return super(self).__add__(Vector2.sum)
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def __mul__(self, factor):
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return super().__mul__(factor)
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