Modify the Pi Simulation program to improve its appearance, behavior, and/or code. You should implement at least 5 modifications. Be sure to use comments to identify each of your modifications

# Description: This program demonstrates a simulation of the Pi calculation

# Import required modules import tkinter import math import random import turtle

# Define a function to run the simulation def showMontePi(numDarts): drawingT.clear() drawingT.reset() screen.setworldcoordinates (-2,-2,2,2)

drawingT.up() drawingT.goto(-1,0) drawingT.down() drawingT.goto(1,0)

drawingT.up() drawingT.goto(0,1) drawingT.down() drawingT.goto(0,-1) drawingT.goto(0,0)

circle = 0 drawingT.up()

for i in range(numDarts): x = random.random() y = random.random()

d = math.sqrt(x**2 + y**2)

drawingT.goto(x,y)

if d <= 1: circle = circle + 1 drawingT.color("blue") else: drawingT.color("red")

drawingT.dot()

pi = circle/numDarts * 4 lbl3.configure(text=str.format("{0:.4f}", pi))

# Define what happens when the btn button is clicked def callback(number): try: max_counter = int(number) lbl1.configure(text="") lbl3.configure(text="") except ValueError: lbl1.configure(text="You entered an invalid value. \ You must enter an integer.") else: showMontePi(max_counter)

# Define what happens when the btn1 button is clicked def exit(): window.destroy()

# Create a window using tkinter and set its properties window = tkinter.Tk() window.title("Pi Simulator") window.geometry("400x600")

# Create a label and add it to the window lbl = tkinter.Label(window, text="Enter the number of values to be plotted:") lbl.pack(padx=5,pady=5)

# Create a text entry field and add it to the window ent = tkinter.Entry(window) ent.pack(padx=5,pady=5)

# Make an Enter button, enable it, and add it to the window btn = tkinter.Button(window, text="Go!",padx=10, pady=2, \ command= lambda: callback(ent.get())) btn.pack(padx=5,pady=5)

# Create a label for displaying any error messages lbl1 = tkinter.Label(window, text=" ") lbl1.pack(padx=5,pady=5)

# Create a canvas for drawing on cv = tkinter.Canvas(window,width=300,height=300) cv.pack(padx=5,pady=5) cv.config(highlightbackground="green")

# Create a turtle to draw on the canvas and orient it drawingT = turtle.RawTurtle(cv) screen = drawingT.getscreen() screen.setworldcoordinates(0,0,250,250) screen.bgcolor("white")

# Create a label to describe the results lbl2 = tkinter.Label(window, text="The simulated value for pi is: ") lbl2.pack(padx=5,pady=5)

# Create a label for displaying the results and add it to the window lbl3 = tkinter.Label(window, text=" ",padx=40, pady=3) lbl3.pack(padx=5,pady=5)

# Exit btn1 = tkinter.Button(window, text="Exit", command = exit) btn1.pack()

# Draw the window and start the program window.mainloop()