circle calculation with properties
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from math import pi, sqrt
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from colorama import *
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init(autoreset=True)
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class Kreis:
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def __init__(self):
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self.__r = 0
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self.__u = 0
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self.__A = 0
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@property
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def r(self):
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return self.__r
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@r.setter
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def r(self, r):
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self.__r = r
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self.__u = 2 * pi * r
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self.__A = pi * r**2
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@property
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def u(self):
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return self.__u
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@u.setter
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def u(self, u):
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self.__u = u
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self.__r = u / (2 * pi)
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self.__A = pi * self.__r**2
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@property
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def A(self):
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return self.__A
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@A.setter
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def A(self, A):
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self.__A = A
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self.__r = sqrt(A / pi)
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self.__u = 2 * pi * self.__r
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if __name__ == "__main__":
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Kreis1 = Kreis()
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print("\nTest r")
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Kreis1.r = 3
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if Kreis1.u == 18.84955592153876:
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print(Fore.GREEN + "Berechnung Umfang o.k.")
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else:
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print(Fore.RED + "Berechnung Umfang Fehler")
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if Kreis1.A == 28.274333882308138:
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print(Fore.GREEN + "Berechnung Flächeninhalt o.k.")
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else:
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print(Fore.RED + "Berechnung Flächeninhalt Fehler")
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if Kreis1.r == 3.000000:
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print(Fore.GREEN + "Berechnung Radius o.k.")
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else:
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print(Fore.RED + "Berechnung Radius Fehler")
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print("\nTest A")
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Kreis1.A = 28.274333882308138
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if Kreis1.u == 18.84955592153876:
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print(Fore.GREEN + "Berechnung Umfang o.k.")
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else:
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print(Fore.RED + "Berechnung Umfang Fehler")
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if Kreis1.A == 28.274333882308138:
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print(Fore.GREEN + "Berechnung Flächeninhalt o.k.")
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else:
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print(Fore.RED + "Berechnung Flächeninhalt Fehler")
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if Kreis1.r == 3.000000:
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print(Fore.GREEN + "Berechnung Radius o.k.")
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else:
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print(Fore.RED + "Berechnung Radius Fehler")
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print("\nTest u")
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Kreis1.u = 18.84955592153876
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if Kreis1.u == 18.84955592153876:
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print(Fore.GREEN + "Berechnung Umfang o.k.")
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else:
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print(Fore.RED + "Berechnung Umfang Fehler")
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if Kreis1.A == 28.274333882308138:
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print(Fore.GREEN + "Berechnung Flächeninhalt o.k.")
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else:
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print(Fore.RED + "Berechnung Flächeninhalt Fehler")
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if Kreis1.r == 3.000000:
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print(Fore.GREEN + "Berechnung Radius o.k.")
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else:
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print(Fore.RED + "Berechnung Radius Fehler")
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@@ -0,0 +1,99 @@
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from math import pi, sqrt
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from colorama import *
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init(autoreset=True)
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class Kreis:
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def __init__(self):
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self.__r = 0
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self.__u = 0
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self.__A = 0
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def __set_r(self, r):
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self.__r = r
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self.__u = 2 * pi * r
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self.__A = pi * r**2
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def __set_u(self, u):
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self.__u = u
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self.__r = u / (2 * pi)
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self.__A = pi * self.__r**2
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def __set_A(self, A):
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self.__A = A
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self.__r = sqrt(A / pi)
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self.__u = 2 * pi * self.__r
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def __get_u(self):
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return self.__u
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def __get_A(self):
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return self.__A
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def __get_r(self):
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return self.__r
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r = property(__get_r,__set_r)
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u = property(__get_u,__set_u)
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A = property(__get_A,__set_A)
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if __name__ == "__main__":
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Kreis1 = Kreis()
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print("\nTest r")
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Kreis1.r = 3
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if Kreis1.u == 18.84955592153876:
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print(Fore.GREEN + "Berechnung Umfang o.k.")
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else:
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print(Fore.RED + "Berechnung Umfang Fehler")
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if Kreis1.A == 28.274333882308138:
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print(Fore.GREEN + "Berechnung Flächeninhalt o.k.")
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else:
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print(Fore.RED + "Berechnung Flächeninhalt Fehler")
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if Kreis1.r == 3.000000:
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print(Fore.GREEN + "Berechnung Radius o.k.")
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else:
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print(Fore.RED + "Berechnung Radius Fehler")
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print("\nTest A")
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Kreis1.A = 28.274333882308138
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if Kreis1.u == 18.84955592153876:
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print(Fore.GREEN + "Berechnung Umfang o.k.")
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else:
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print(Fore.RED + "Berechnung Umfang Fehler")
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if Kreis1.A == 28.274333882308138:
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print(Fore.GREEN + "Berechnung Flächeninhalt o.k.")
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else:
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print(Fore.RED + "Berechnung Flächeninhalt Fehler")
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if Kreis1.r == 3.000000:
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print(Fore.GREEN + "Berechnung Radius o.k.")
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else:
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print(Fore.RED + "Berechnung Radius Fehler")
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print("\nTest u")
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Kreis1.u = 18.84955592153876
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if Kreis1.u == 18.84955592153876:
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print(Fore.GREEN + "Berechnung Umfang o.k.")
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else:
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print(Fore.RED + "Berechnung Umfang Fehler")
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if Kreis1.A == 28.274333882308138:
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print(Fore.GREEN + "Berechnung Flächeninhalt o.k.")
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else:
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print(Fore.RED + "Berechnung Flächeninhalt Fehler")
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if Kreis1.r == 3.000000:
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print(Fore.GREEN + "Berechnung Radius o.k.")
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else:
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print(Fore.RED + "Berechnung Radius Fehler")
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