How to use the arcade.open_window function in arcade

arcade.draw_large_filled_circle(300, 500, arcade.color.YELLOW)

    # Appear in third column
    arcade.draw_standard_circle(500, 100,
                                arcade.color.YELLOW, "LARGE", "filled")
    arcade.draw_standard_circle(500, 300,
                                arcade.color.YELLOW, "m", "filled")
    arcade.draw_standard_circle(500, 500,
                                arcade.color.YELLOW, "small", "filled")

    # Appear in fourth column
    arcade.draw_circle_outline(700, 300, 50, arcade.color.YELLOW)

    arcade.draw_circle(700, 100, 50, arcade.color.YELLOW)

arcade.open_window("Test Circles", 800, 600)
arcade.set_background_color(arcade.color.RED)

arcade.schedule(on_draw, 1/80)

arcade.run()

arcade.close_window()

def main():
    # Create a window
    arcade.open_window(1200, 600, "Lab 05 - Loopy Lab")
    arcade.set_background_color(arcade.color.AIR_FORCE_BLUE)

    arcade.start_render()

    # Draw the outlines for the sections
    draw_section_outlines()

    # Draw the sections
    draw_section_1()
    draw_section_2()
    draw_section_3()
    draw_section_4()
    draw_section_5()
    draw_section_6()
    draw_section_7()
    draw_section_8()

"""
This is a sample program to show how to draw using functions
"""

import arcade


def draw_grass():
    """
    This function draws the grass.
    """
    arcade.draw_lrtb_rectangle_filled(0, 800, 200, 0, arcade.color.BITTER_LIME)


arcade.open_window(800, 600, "Drawing with Functions")
arcade.set_background_color(arcade.color.AIR_SUPERIORITY_BLUE)
arcade.start_render()

# Call our function to draw the grass
draw_grass()

arcade.finish_render()
arcade.run()

def main():
    # Open up our window
    arcade.open_window(SCREEN_WIDTH, SCREEN_HEIGHT, "Bouncing Rectangle Example")
    arcade.set_background_color(arcade.color.WHITE)

    # Tell the computer to call the draw command at the specified interval.
    arcade.schedule(on_draw, 1 / 80)

    # Run the program
    arcade.run()

"""
Drawing an example happy face

If Python and Arcade are installed, this example can be run from the command line with:
python -m arcade.examples.happy_face
"""

import arcade

# Set constants for the screen size
SCREEN_WIDTH = 600
SCREEN_HEIGHT = 600
SCREEN_TITLE = "Happy Face Example"

# Open the window. Set the window title and dimensions
arcade.open_window(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)

# Set the background color
arcade.set_background_color(arcade.color.WHITE)

# Clear screen and start render process
arcade.start_render()

# --- Drawing Commands Will Go Here ---

# Draw the face
x = 300
y = 300
radius = 200
arcade.draw_circle_filled(x, y, radius, arcade.color.YELLOW)

# Draw the right eye

def main():
    arcade.open_window(SCREEN_WIDTH, SCREEN_HEIGHT, "Drawing with Functions")
    arcade.set_background_color(arcade.color.DARK_BLUE)
    arcade.start_render()

    draw_grass()

    # Draw a snow person

    # Snow
    arcade.draw_circle_filled(300, 200, 60, arcade.color.WHITE)
    arcade.draw_circle_filled(300, 280, 50, arcade.color.WHITE)
    arcade.draw_circle_filled(300, 340, 40, arcade.color.WHITE)

    # Eyes
    arcade.draw_circle_filled(285, 350, 5, arcade.color.BLACK)
    arcade.draw_circle_filled(315, 350, 5, arcade.color.BLACK)

def main():
    """
    This is the main program.
    """

    # Open the window
    arcade.open_window(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)

    # Start the render process. This must be done before any drawing commands.
    arcade.start_render()

    # Call our drawing functions.
    draw_background()

    # Loop to draw ten birds in random locations.
    for bird_count in range(10):
        # Any random x from 0 to the width of the screen
        x = random.randrange(0, SCREEN_WIDTH)

        # Any random y from in the top 2/3 of the screen.
        # No birds on the ground.
        y = random.randrange(SCREEN_HEIGHT / 3, SCREEN_HEIGHT - 20)

def main():
    arcade.open_window(SCREEN_WIDTH, SCREEN_HEIGHT, "Drawing with Functions")
    arcade.set_background_color(arcade.color.DARK_BLUE)
    arcade.start_render()

    draw_grass()
    draw_snow_person(150, 140)
    draw_snow_person(450, 180)

    # Finish and run
    arcade.finish_render()
    arcade.run()

def main():
    """
    This is the main function that we call to run our program.
    """
    arcade.open_window(800, 600, "Drawing with Functions")
    arcade.set_background_color(arcade.color.AIR_SUPERIORITY_BLUE)
    arcade.start_render()

    # Draw our pretty landscape
    draw_grass()
    draw_pine_tree(70, 90)
    draw_pine_tree(150, 200)
    draw_pine_tree(320, 180)
    draw_pine_tree(520, 190)
    draw_pine_tree(750, 80)

    arcade.finish_render()
    arcade.run()