def main():
while True:
user_operation = GetNumbers()
operator = user_operation.get_operator()
get_x = GetNumbers()
x = get_x.get_x()
get_y = GetNumbers()
y = get_y.get_y()
if operator == 'a':
add = Operations(x, y)
add_result = round(add.addition(), 2)
add_print = PrintResults(add_result)
print(add_print.printed_string())
print()
elif operator == 's':
subtract = Operations(x, y)
sub_result = round(subtract.subtraction(), 2)
sub_print = PrintResults(sub_result)
print(sub_print.printed_string())
print()
elif operator == 'm':
multiply = Operations(x, y)
multiply_result = round(multiply.multiplication(), 2)
multiply_print = PrintResults(multiply_result)
print(multiply_print.printed_string())
print()
elif operator == 'd':
divide = Operations(x, y)
try:
div_result = round(divide.division(), 2)
div_print = PrintResults(div_result)
print(div_print.printed_string())
except TypeError:
print(f"You can't divide zero by zero, that's just ludicrous!")
print()
def test_addition(self):
add_positive_ints = Operations(36, 45)
add_negative_ints = Operations(-5, -9)
add_positive_and_negative_ints = Operations(10, -8)
add_positive_floats = Operations(42.0, 5.3)
add_negative_floats = Operations(-85.6, -37.9)
add_positive_and_negative_floats = Operations(54.1, -12.2)
assert round(add_positive_ints.addition(), 2) == 81
assert round(add_negative_ints.addition(), 2) == -14
assert round(add_positive_and_negative_ints.addition(), 2) == 2
assert round(add_positive_floats.addition(), 2) == 47.3
assert round(add_negative_floats.addition(), 2) == -123.5
assert round(add_positive_and_negative_floats.addition(), 2) == 41.9
def test_operation_addition(self):
operation = Operations(100, 100)
self.assertEqual(operation.addition(), 200, 'Incorrect result')
