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task_1.py
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task_1.py
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class Parallelepiped():
def __init__(self):
introduction = ("Count parallelepiped:\n"
"\tThis programm counts parallelepiped "
"sides squares and figure volume.\n"
"\n"
"\t _________\n"
"\t /| /|\n"
"\t/_|_______/ |c\n"
"\t| |_______|_|\n"
"\t|/ |/ b\n"
"\t|_________|\n"
"\t a\n")
print(introduction)
print("Let's set sizes:")
for edge in ["a", "b", "c"]:
setattr(self, edge, self._get_side(edge))
self._count_squares()
self._count_volume()
print()
print(f"Side \'ac\' square {self.square_a_c}")
print(f"Side \'ab\' square {self.square_a_b}")
print(f"Side \'bc\' square {self.square_b_c}")
print(f"Sum square {self.square}")
print(f"Volume {self.volume}")
def _get_side(self, edge):
value = 0
while float(value) <= 0:
value = input(f"Input edge \'{edge}\' size: ")
if value.lower() == "stop":
exit("Execution stopped.")
if value.isalpha():
print("Incorrect value. Must be a positive number.")
continue
if float(value) <= 0:
print("Incorrect value. Must be a positive number.")
continue
return float(value)
def _count_squares(self):
self.square_a_b = self.a * self.b
self.square_a_c = self.a * self.c
self.square_b_c = self.b * self.c
self.square = self.square_a_b * 2 +\
self.square_a_c * 2 +\
self.square_b_c * 2
def _count_volume(self):
self.volume = self.a * self.b * self.c
if __name__=="__main__":
Parallelepiped()