help needed running a simple function in pyqt5

[menator01]

With the tweaks

#! /usr/bin/env python3

import sys
import random as rnd
from PyQt6.QtWidgets import(QGridLayout, QHBoxLayout, QMainWindow, QApplication,
QPushButton, QSpinBox, QFrame, QLabel, QWidget, QGraphicsDropShadowEffect, QGraphicsView,
QGraphicsScene, QTextEdit)
from PyQt6.QtGui import (QLinearGradient, QCursor, QColor, QFont, QTextCursor)
from PyQt6.QtCore import (Qt, QPointF)


# Create the Gamble class
class Gamble:

    # Define the lottery, choose which lottery we are playing
    # Powerball ends with 69 while mega millions ends with 70
    def lottery(self, game, textbox):
        self.numbers = []
        if game == 'powerball':
            end_number = 69
            bonus_end_number = 26
        elif game == 'mega millions':
            end_number = 70
            bonus_end_number = 25
        while len(self.numbers) < 6:
            number = rnd.randint(0, end_number)
            if str(number) not in self.numbers:
                self.numbers.append(f'{number:02d}')
        # Get the bonus number
        self.bonus = rnd.randint(0, bonus_end_number)
        cursor = QTextCursor(textbox.document())
        cursor.insertHtml(f"<b><font color='blue'>{game.title()} Numbers</font></b>: {', '.join(self.numbers)} - \
        <b><font color='blue'>Bonus Number</font></b>: {self.bonus}<br><br>")




    # Define the pick # lotto
    # rng depends on which playing 3 for pick3, 4 for pick4, and so on
    def pick(self, rng, textbox, game):
        self.numbers = []
        for i in range(rng):
            number = rnd.randint(0,9)
            self.numbers.append(f'{number}')
        cursor = QTextCursor(textbox.document())
        cursor.insertHtml(f'<b><font color="blue">{game.title()} Numbers: </font></b> {", ".join(self.numbers)} \
        <br><br>')

    # Define keno
    def keno(self, spots, textbox, game):
        self.numbers = []
        while len(self.numbers) < int(spots.value()):
            number = rnd.randint(1, 80)
            if str(number) not in self.numbers:
                self.numbers.append(f'{number}')

        cursor = QTextCursor(textbox.document())
        cursor.insertHtml(f'<b><font color="blue">{game.title()} Numbers:</font></b> {", ".join(self.numbers)} \
        <br><br>')

    # Define rouleere
    def roulette(self, textbox, game):
        black = ('black', ['28','26', '11', '20', '17', '22', '15', '24', '13', '10', '29', '8', '31', '6', '33', '4', '35', '2'])
        red = ('red', ['9', '30', '7', '32', '5', '34', '3', '36', '1', '27', '25', '12', '19', '18', '21', '16', '23', '14'])
        green = ('green',['0', '00'])

        numbs = rnd.choice([black,red,green])

        choices = {
        'odd even':['odd', 'even'],
        'column':['1st', '2nd', '3rd'],
        'dozen':['1-12', '13-24', '25-36'],
        'color':['black', 'red'],
        'low high':['Low 1-18', 'High 19-36']
        }

        picks = []
        picks.append(f'{numbs[0]} {rnd.choice(numbs[1])}')
        for key, val in choices.items():
            picks.append(f'{key}: {rnd.choice(val)}')

        cursor = QTextCursor(textbox.document())
        cursor.insertHtml(f'<b><font color="blue">{game.title()}</font></b><br>')
        cursor.insertHtml(f'&nbsp; &nbsp; <b><font color="purple">Possible Bets</font></b>:<br>')
        colors = ['red', 'green']
        for data in picks:
            if colors[0] in data:
                color = 'red'
            elif colors[1] in data:
                color = 'green'
            else:
                color = 'black'
            cursor.insertHtml(f'{"&nbsp;"*8}<font color="{color}">{data}</font><br>')
        cursor.insertHtml('<br>')


class Window(QMainWindow):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.setWindowTitle('Number Generator')
        self.setMinimumWidth(500)

        gamble = Gamble()

        button = {
            'powerball': lambda: gamble.lottery('powerball', self.textbox),
            'mega millions': lambda: gamble.lottery('mega millions', self.textbox),
            'pick5': lambda: gamble.pick(5, self.textbox, 'pick5'),
            'pick4': lambda: gamble.pick(4, self.textbox, 'pick4'),
            'pick3': lambda: gamble.pick(3, self.textbox, 'pick3'),
            'keno': lambda: gamble.keno(spinner, self.textbox, 'keno'),
            'roulette': lambda: gamble.roulette(self.textbox, 'roulette'),
            'clear': lambda: self.textbox.clear()
        }

        # Create a container for widgets
        container = QGridLayout()

        container.addWidget(self.header(), 0, 0, 1, 4)

        hbox = QHBoxLayout()
        spinner = QSpinBox()
        spinner.setRange(1, 12)

        # Create the buttons
        col = 0
        row = 1
        for btn, cmd in button.items():
            button = QPushButton(btn.title())
            button.pressed.connect(cmd)
            if btn == 'keno':
                hbox.addWidget(button)
                hbox.addWidget(QLabel('Spots:'))
                hbox.addWidget(spinner)
                container.addLayout(hbox, row, col, 1, 1)
            else:
                container.addWidget(button, row, col, 1, 1)
            if col >= 3:
                row += 1
                col = 0
            else:
                col += 1

        self.textbox = QTextEdit()
        self.textbox.setReadOnly(True)
        container.addWidget(self.textbox, 3, 0, 1, 4)


        widget = QWidget()
        widget.setLayout(container)
        self.setCentralWidget(widget)

    def header(self):
        shadow = QGraphicsDropShadowEffect()
        shadow.setBlurRadius(3)
        shadow.setOffset(2, 2)

        scene = QGraphicsScene()

        view = QGraphicsView()
        view.setScene(scene)
        view.setMaximumHeight(70)

        gradient = QLinearGradient(QPointF(0,0), QPointF(300,300))
        gradient.setColorAt(0, QColor(200,200,200))
        gradient.setColorAt(1, QColor(250,250,250))

        scene.setBackgroundBrush(gradient)

        font = QFont('comic sans ms', 30)
        font.setBold(True)

        text = scene.addText('Number Generator')
        text.setFont(font)
        text.setDefaultTextColor(QColor(250,150,105))
        text.setGraphicsEffect(shadow)

        return view

def main():
    app = QApplication(sys.argv)
    window = Window()
    window.show()
    sys.exit(app.exec())

if __name__ == '__main__':
    main()