startingCodeAssign2_2020/ XXXXXXXXXXtxt 123456 7890 4500.0 Deposit 3000.0 Deposit 4000.0 Rent 2000.0 startingCodeAssign2_2020/main.py import tkinter as tk from tkinter import * from tkinter import...

We need to make a application for money


startingCodeAssign2_2020/12345678.txt 123456 7890 4500.0 Deposit 3000.0 Deposit 4000.0 Rent 2000.0 startingCodeAssign2_2020/main.py import tkinter as tk from tkinter import * from tkinter import messagebox from pylab import plot, show, xlabel, ylabel from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg from matplotlib.figure import Figure from collections import defaultdict from pprint import pprint import matplotlib.pyplot as plt from moneymanager import MoneyManager win = tk.Tk() #Set window size here to '540 x 640' #Set the window title to 'FedUni Money Manager' #The user number and associated variable user_number_var = tk.StringVar() #This is set as a default for ease of testing user_number_var.set('123456') user_number_entry = tk.Entry(win, textvariable=user_number_var) user_number_entry.focus_set() #The pin number entry and associated variables pin_number_var = tk.StringVar() #This is set as a default for ease of testing pin_number_var.set('7890') #Modify the following to display a series of * rather than the pin ie **** not 1234 user_pin_entry = tk.Entry(win, text='PIN Number', textvariable=pin_number_var) #set the user file by default to an empty string user_file = '' # The balance label and associated variable balance_var = tk.StringVar() balance_var.set('Balance: $0.00') balance_label = tk.Label(win, textvariable=balance_var) # The Entry widget to accept a numerical value to deposit or withdraw #amount_var = tk.StringVar() tkVar=StringVar(win) amount_entry = tk.Entry(win) entry_type=tk.Entry(win) # The transaction text widget holds text of the transactions transaction_text_widget = tk.Text(win, height=10, width=48) # The money manager object we will work with user = MoneyManager() # ---------- Button Handlers for Login Screen ---------- def clear_pin_entry(event): '''Function to clear the PIN number entry when the Clear / Cancel button is clicked.''' # Clear the pin number entry here def handle_pin_button(event): '''Function to add the number of the button clicked to the PIN number entry.''' # Limit to 4 chars in length # Set the new pin number on the pin_number_var def log_in(event): '''Function to log in to the banking system using a known user number and PIN.''' global user global pin_number_var global user_file global user_num_entry # Create the filename from the entered account number with '.txt' on the end # Try to open the account file for reading # Open the account file for reading # First line is account number # Second line is PIN number, raise exceptionk if the PIN entered doesn't match account PIN read # Read third and fourth lines (balance and interest rate) # Section to read account transactions from file - start an infinite 'do-while' loop here # Attempt to read a line from the account file, break if we've hit the end of the file. If we # read a line then it's the transaction type, so read the next line which will be the transaction amount. # and then create a tuple from both lines and add it to the account's transaction_list # Close the file now we're finished with it # Catch exception if we couldn't open the file or PIN entered did not match account PIN # Show error messagebox and & reset BankAccount object to default... # ...also clear PIN entry and change focus to account number entry # Got here without raising an exception? Then we can log in - so remove the widgets and display the account screen # ---------- Button Handlers for User Screen ---------- def save_and_log_out(): '''Function to overwrite the user file with the current state of the user object (i.e. including any new transactions), remove all widgets and display the login screen.''' global user # Save the account with any new transactions # Reset the bank acount object # Reset the account number and pin to blank # Remove all widgets and display the login screen again def perform_deposit(): '''Function to add a deposit for the amount in the amount entry to the user's transaction list.''' global user global amount_entry global balance_label global balance_var # Try to increase the account balance and append the deposit to the account file # Get the cash amount to deposit. Note: We check legality inside account's deposit method # Deposit funds # Update the transaction widget with the new transaction by calling account.get_transaction_string() # Note: Configure the text widget to be state='normal' first, then delete contents, then instert new # contents, and finally configure back to state='disabled' so it cannot be user edited. # Change the balance label to reflect the new balance # Clear the amount entry # Update the interest graph with our new balance # Catch and display exception as a 'showerror' messagebox with a title of 'Transaction Error' and the text of the exception def perform_transaction(): '''Function to add the entry the amount in the amount entry from the user balance and add an entry to the transaction list.''' global user global amount_entry global balance_label global balance_var global entry_type # Try to decrease the account balance and append the deposit to the account file # Get the cash amount to use. Note: We check legality inside account's withdraw_funds method # Get the type of entry that will be added ie rent etc # Withdraw funds from the balance # Update the transaction widget with the new transaction by calling user.get_transaction_string() # Note: Configure the text widget to be state='normal' first, then delete contents, then instert new # contents, and finally configure back to state='disabled' so it cannot be user edited. # Change the balance label to reflect the new balance # Clear the amount entry # Update the graph # Catch and display any returned exception as a messagebox 'showerror' def remove_all_widgets(): '''Function to remove all the widgets from the window.''' global win for widget in win.winfo_children(): widget.grid_remove() def read_line_from_user_file(): '''Function to read a line from the users file but not the last newline character. Note: The user_file must be open to read from for this function to succeed.''' global user_file return user_file.readline()[0:-1] def plot_spending_graph(): '''Function to plot the user spending here.''' # YOUR CODE to generate the x and y lists here which will be plotted #Your code to display the graph on the screen here - do this last # ---------- UI Drawing Functions ---------- def create_login_screen(): '''Function to create the login screen.''' # ----- Row 0 ----- # 'FedUni Money Manager' label here. Font size is 28. # ----- Row 1 ----- # Acount Number / Pin label here # Account number entry here # Account pin entry here # ----- Row 2 ----- # Buttons 1, 2 and 3 here. Buttons are bound to 'handle_pin_button' function via '' event. # ----- Row 3 ----- # Buttons 4, 5 and 6 here. Buttons are bound to 'handle_pin_button' function via '' event. # ----- Row 4 ----- # Buttons 7, 8 and 9 here. Buttons are bound to 'handle_pin_button' function via '' event. # ----- Row 5 ----- # Cancel/Clear button here. 'bg' and 'activebackground' should be 'red'. But calls 'clear_pin_entry' function. # Button 0 here # Login button here. 'bg' and 'activebackground' should be 'green'). Button calls 'log_in' function. # ----- Set column & row weights ----- # Set column and row weights. There are 5 columns and 6 rows (0..4 and 0..5 respectively) def create_user_screen(): '''Function to create the user screen.''' global amount_text global amount_label global transaction_text_widget global balance_var # ----- Row 0 ----- # FedUni Banking label here. Font size should be 24. # ----- Row 1 ----- # Account number label here