Write a Unified Modeling Language outline for the following Python program: Include the libraries imported and the structures used.$$

import tkinter as tk

from tkinter import messagebox

import csv

def calculate$\_$high$\_$low$\_$prices$($file$\_$path$)$:

with open$($file$\_$path, $\text{'}$r$\text{'})$ as file:

reader $=$ csv$.$DictReader$($file$)$

next$($reader$)$ #skip the header row

high$\_$low$\_$prices $=\{\}$

for row in reader:

date $=$ row$[\text{'}$Date$\text{'}]$

for stock, price in row.items$()$:

if stock $!=$ 'Date':

price $=$ float$($price$)$

if stock not in high$\_$low$\_$prices:

high$\_$low$\_$prices$[$stock$]=\{\text{'}$high$\text{'}$: price, 'low': price$\}$

else:

high$\_$low$\_$prices$[$stock$][\text{'}$high$\text{'}]=$ max$($high$\_$low$\_$prices$[$stock$][\text{'}$high$\text{'}],$ price$)$

high$\_$low$\_$prices$[$stock$][\text{'}$low$\text{'}]=$ min$($high$\_$low$\_$prices$[$stock$][\text{'}$low$\text{'}],$ price$)$

return high$\_$low$\_$prices

def show$\_$prices$()$:

file$\_$path $=$ "Dow Jones Stocks February.csv$"$

high$\_$low$\_$prices $=$ calculate$\_$high$\_$low$\_$prices$($file$\_$path$)$

# Create a message to display the high and low prices for each stock message $=$ "Stock Prices for February:

$"$

for stock, prices in high$\_$low$\_$prices.items$()$:

message $+=$ f$"\{$stock$\}-$ High: $\{$prices$[\text{'}$high$\text{'}]\},$ Low: $\{$prices$[\text{'}$low$\text{'}]\}$

$"$

# Display the message in a dialog box

messagebox.showinfo$("$Stock Prices", message$)$

# Create the main window

root $=$ tk$.$Tk$()$

root.title$("$Stock Price Analyzer"$)$

# Create a button to trigger the calculation and display of stock prices button $=$ tk$.$Button$($root$,$ text$=$"Show Stock Prices", command$=$show$\_$prices$)$

button.pack$($pady$=20)$

# Start the main event loop

root.mainloop$()$