How to change the code below to print the output to one decimal place? class Rec

Question

How to change the code below to print the output to one decimal place?

class Rectangle:
"""
Rectangle class
"""
  
def __init__(self, width=1, height=2):
"""
Constructor
"""
# Initializing private variables
self.__width = width;
self.__height = height;
  
def getWidth(self):
"""
Function that returns width of a rectangle
"""
return self.__width;
  
def getHeight(self):
"""
Function that returns height of a rectangle
"""
return self.__height;
  
def getArea(self):
"""
Function that returns area of a rectangle
"""
return self.__width * self.__height;
  
def getPerimeter(self):
"""
Function that returns perimeter of a rectangle
"""
return 2 * (self.__width + self.__height);
  

def main():
"""
Main function
"""
# Creating object
rect = Rectangle(4, 40);
  
# Printing data
print(" A " + str(rect.getWidth()) + " x " + str(rect.getHeight()) + " rectangle has an area of " + str(rect.getArea()) + " and a perimeter of " + str(rect.getPerimeter()) + ". ");
  
  
# Creating object
rect1 = Rectangle(3.5, 35.7);
  
# Printing data
print(" A " + str(rect1.getWidth()) + " x " + str(rect1.getHeight()) + " rectangle has an area of " + str(rect1.getArea()) + " and a perimeter of " + str(rect1.getPerimeter()) + ". ");
  

# Calling main function
main();

Explanation / Answer

class Rectangle:
"""
Rectangle class
"""
  
def __init__(self, width=1, height=2):
"""
Constructor
"""
# Initializing private variables
self.__width = width;
self.__height = height;
  
def getWidth(self):
"""
Function that returns width of a rectangle
"""
return self.__width;
  
def getHeight(self):
"""
Function that returns height of a rectangle
"""
return self.__height;
  
def getArea(self):
"""
Function that returns area of a rectangle
"""
return round((self.__width * self.__height),1);
  
def getPerimeter(self):
"""
Function that returns perimeter of a rectangle
"""
return round((2 * (self.__width + self.__height)),1);
  
def main():
"""
Main function
"""
# Creating object
rect = Rectangle(4, 40);
  
# Printing data
print(" A " + str(rect.getWidth()) + " x " + str(rect.getHeight()) + " rectangle has an area of " + str(rect.getArea()) + " and a perimeter of " + str(rect.getPerimeter()) + ". ");
  
  
# Creating object
rect1 = Rectangle(3.5, 35.7);
  
# Printing data
print(" A " + str(rect1.getWidth()) + " x " + str(rect1.getHeight()) + " rectangle has an area of " + str(rect1.getArea()) + " and a perimeter of " + str(rect1.getPerimeter()) + ". ");
  
# Calling main function
main();

# Using the round(val,1) method

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