How to use the arcade.Window function in arcade

import os
import arcade

SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600
LINE_HEIGHT = 20
CHARACTER_SCALING = 0.5


class MyTestWindow(arcade.Window):

    def __init__(self, width, height, title):
        super().__init__(width, height, title)

        file_path = os.path.dirname(os.path.abspath(__file__))
        os.chdir(file_path)

        arcade.set_background_color(arcade.color.AMAZON)

        self.character_list = arcade.SpriteList()
        self.character_sprite = arcade.Sprite(":resources:images/animated_characters/female_person/femalePerson_idle.png", CHARACTER_SCALING)
        self.character_sprite.center_x = 150
        self.character_sprite.center_y = 150
        self.character_list.append(self.character_sprite)

    def on_draw(self):

"""
    This function loads an array based on a map stored as a list of
    numbers separated by commas.
    """
    map_file = open(filename)
    map_array = []
    for line in map_file:
        line = line.strip()
        map_row: List[Union[int, str]] = line.split(",")
        for index, item in enumerate(map_row):
            map_row[index] = int(item)
        map_array.append(map_row)
    return map_array


class MyGame(arcade.Window):
    """ Main application class. """

    def __init__(self):
        """
        Initializer
        """
        super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)

        # Set the working directory (where we expect to find files) to the same
        # directory this .py file is in. You can leave this out of your own
        # code, but it is needed to easily run the examples using "python -m"
        # as mentioned at the top of this program.
        file_path = os.path.dirname(os.path.abspath(__file__))
        os.chdir(file_path)

        # Sprite lists

GRAVITY = 0.5


def get_map():
    map_file = open("map_with_ramps_2.csv")
    map_array = []
    for line in map_file:
        line = line.strip()
        map_row = line.split(",")
        for index, item in enumerate(map_row):
            map_row[index] = int(item)
        map_array.append(map_row)
    return map_array


class MyGame(arcade.Window):
    """ Main application class. """

    def __init__(self, width, height):
        """
        Initializer
        :param width:
        :param height:
        """
        super().__init__(width, height)
        # Sprite lists
        self.all_sprites_list = None
        self.coin_list = None

        # Set up the player
        self.score = 0
        self.player_sprite = None

""" Sprite Sample Program """

import random
import arcade

# --- Constants ---
SPRITE_SCALING_PLAYER = 0.5
SPRITE_SCALING_COIN = 0.2
COIN_COUNT = 50

SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600


class MyGame(arcade.Window):
    """ Our custom Window Class"""

    def __init__(self):
        """ Initializer """
        # Call the parent class initializer
        super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, "Sprite Example")

        # Variables that will hold sprite lists
        self.player_list = None
        self.coin_list = None

        # Set up the player info
        self.player_sprite = None
        self.score = 0

        # Don't show the mouse cursor

SCREEN_TITLE = "Sprite with Moving Platforms Example"
SPRITE_PIXEL_SIZE = 128
GRID_PIXEL_SIZE = (SPRITE_PIXEL_SIZE * SPRITE_SCALING)

# How many pixels to keep as a minimum margin between the character
# and the edge of the screen.
VIEWPORT_MARGIN = SPRITE_PIXEL_SIZE * SPRITE_SCALING
RIGHT_MARGIN = 4 * SPRITE_PIXEL_SIZE * SPRITE_SCALING

# Physics
MOVEMENT_SPEED = 10 * SPRITE_SCALING
JUMP_SPEED = 28 * SPRITE_SCALING
GRAVITY = .9 * SPRITE_SCALING


class MyGame(arcade.Window):
    """ Main application class. """

    def __init__(self, width, height, title):
        """
        Initializer
        """

        super().__init__(width, height, title)

        # Set the working directory (where we expect to find files) to the same
        # directory this .py file is in. You can leave this out of your own
        # code, but it is needed to easily run the examples using "python -m"
        # as mentioned at the top of this program.
        file_path = os.path.dirname(os.path.abspath(__file__))
        os.chdir(file_path)

class RisingCoin(arcade.Sprite):
    """ Simple sprite that falls up """

    def update(self):
        """ Move the coin """

        # Move up
        self.center_y += 2

        # Did we go off the screen? If so, pop back to the bottom.
        if self.bottom > SCREEN_HEIGHT:
            self.top = 0


class MyGame(arcade.Window):
    """
    Main application class.
    """

    def __init__(self, width, height, title):
        """ Initialize """

        # Call the parent class initializer
        super().__init__(width, height, title)

        # Set the working directory (where we expect to find files) to the same
        # directory this .py file is in. You can leave this out of your own
        # code, but it is needed to easily run the examples using "python -m"
        # as mentioned at the top of this program.
        file_path = os.path.dirname(os.path.abspath(__file__))
        os.chdir(file_path)

def main():
    window = arcade.Window(WIDTH, HEIGHT, "Different Views Example")
    window.total_score = 0
    menu_view = MenuView()
    window.show_view(menu_view)
    arcade.run()

import arcade
import os

SPRITE_SCALING_PLAYER = 0.5
SPRITE_SCALING_COIN = 0.2
SPRITE_SCALING_LASER = 0.8
COIN_COUNT = 50

SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600
SCREEN_TITLE = "Sprites and Bullets Example"

BULLET_SPEED = 5


class MyGame(arcade.Window):
    """ Main application class. """

    def __init__(self):
        """ Initializer """
        # Call the parent class initializer
        super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)

        # Set the working directory (where we expect to find files) to the same
        # directory this .py file is in. You can leave this out of your own
        # code, but it is needed to easily run the examples using "python -m"
        # as mentioned at the top of this program.
        file_path = os.path.dirname(os.path.abspath(__file__))
        os.chdir(file_path)

        # Variables that will hold sprite lists
        self.player_list = None

def main():
    window = arcade.Window(WIDTH, HEIGHT, "Instruction and Game Over Views Example")
    menu = MenuView()
    window.show_view(menu)
    arcade.run()

import os

SPRITE_SCALING = 0.5

SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600
SCREEN_TITLE = "Sprite Move with Scrolling Screen Example"

# How many pixels to keep as a minimum margin between the character
# and the edge of the screen.
VIEWPORT_MARGIN = 40

MOVEMENT_SPEED = 5


class MyGame(arcade.Window):
    """ Main application class. """

    def __init__(self, width, height, title):
        """
        Initializer
        """
        super().__init__(width, height, title)

        # Set the working directory (where we expect to find files) to the same
        # directory this .py file is in. You can leave this out of your own
        # code, but it is needed to easily run the examples using "python -m"
        # as mentioned at the top of this program.
        file_path = os.path.dirname(os.path.abspath(__file__))
        os.chdir(file_path)

        # Sprite lists