def get_value():
    name_value = ""
    occupation_value = ""
    email_value = ""
    pin_value = ""
    dob_value = ""
    # check for name format
    if name.get().isalpha():
        name_value = name.get()
        tkinter.Label(
            account_open_canvas,
            text='                                                  ',
            bg='blue',
            fg='white').grid(row=1, column=1, sticky='w')
    elif name.get() == "":
        tkinter.Label(account_open_canvas,
                      text='Name field can not be empty',
                      bg='blue',
                      fg='white').grid(row=1, column=1, sticky='w')
    else:
        tkinter.Label(account_open_canvas,
                      text='Name can only be alphabets',
                      bg='blue',
                      fg='white').grid(row=1, column=1, sticky='w')
    # validate date
    if dob.get() != "":
        try:
            dob_value = dob.get()
            datetime.datetime.strptime(dob_value, '%d.%m.%Y')
        except ValueError:
            tkinter.Label(account_open_canvas,
                          text='Incorrect date format, should be DD.MM.YYYY',
                          bg='blue',
                          fg='white').grid(row=3, column=1, sticky='w')
            dob_value = ""  # default the entry once there is an error
    else:
        tkinter.Label(account_open_canvas,
                      text='Date of Birth field can not be empty',
                      bg='blue',
                      fg='white').grid(row=3, column=1, sticky='w')
    # check for occupation format
    if occupation.get().isalpha():
        occupation_value = occupation.get()
        tkinter.Label(
            account_open_canvas,
            text='                                                  ',
            bg='blue',
            fg='white').grid(row=5, column=1, sticky='w')
    elif occupation.get() == "":
        tkinter.Label(account_open_canvas,
                      text='Occupation field can not be empty',
                      bg='blue',
                      fg='white').grid(row=5, column=1, sticky='w')
    else:
        tkinter.Label(account_open_canvas,
                      text='Occupation can only be alphabets',
                      bg='blue',
                      fg='white').grid(row=5, column=1, sticky='w')
    # check for email format
    if email_value == "":
        tkinter.Label(account_open_canvas,
                      text="e_mail field can not be empty",
                      bg='blue',
                      fg='white').grid(row=8, column=1, sticky='w')
    elif not validate_email.validate_email(email.get(), verify=False):
        tkinter.Label(account_open_canvas,
                      text="Incorrect email address",
                      bg='blue',
                      fg='white').grid(row=8, column=1, sticky='w')
    else:
        email_value = email.get()
    # check for pin format
    try:
        pin_value = int(pin.get())
        if len(pin.get()) != 4:
            tkinter.Label(account_open_canvas,
                          text='PIN must be four digits',
                          bg='blue',
                          fg='white').grid(row=10, column=1, sticky='w')
        else:
            tkinter.Label(
                account_open_canvas,
                text='                                               ',
                bg='blue',
                fg='white').grid(row=10, column=1, sticky='w')
    except ValueError:
        tkinter.Label(account_open_canvas,
                      text='PIN can only be digits',
                      bg='blue',
                      fg='white').grid(row=10, column=1, sticky='w')

    if name_value != "" and occupation_value != "" and email_value != "" and pin_value != "" and dob_value != "":
        new_account = Account()
        new_account._name = name_value
        new_account._date_of_birth = dob_value
        new_account._occupation = occupation_value
        new_account._account_type = rbvalue.get()
        new_account._account_number = new_account.generate_account_number()
        new_account._email = email_value
        new_account._pin = pin_value
        new_account._security_question = question_values.get()
        new_account._security_answer = answer.get()

        print(new_account)