# Add a code block here, if required
```import subprocess
import sys

# Function to install required libraries
def install(package):
    subprocess.check_call([sys.executable, "-m", "pip", "install", package])

# Try importing libraries, install if missing
try:
    import matplotlib.pyplot as plt
except ImportError:
    print("Installing matplotlib...")
    install("matplotlib")
    import matplotlib.pyplot as plt

try:
    import numpy as np
except ImportError:
    print("Installing numpy...")
    install("numpy")
    import numpy as np

try:
    import matplotlib.animation as animation
except ImportError:
    print("Installing matplotlib.animation...")
    install("matplotlib")
    import matplotlib.animation as animation

try:
    from PIL import Image
except ImportError:
    print("Installing pillow...")
    install("pillow")
    from PIL import Image

# --- Spin Wheel Script ---
names = [
    "Liang", "Li Xing", "Ah Yang", "Lida", "Ahao", "Suli", "Moni",
    "Panha", "Prum Barara", "Illslick", "Makala", "Luffy", "Hongle",
    "Ahnan", "AhXin"
]

N = len(names)
colors = plt.cm.tab20(np.linspace(0, 1, N))

fig, ax = plt.subplots(figsize=(6, 6), subplot_kw=dict(aspect="equal"))

def draw_wheel(angle):
    ax.clear()
    wedges, _ = ax.pie(
        [1]*N, colors=colors, startangle=angle, counterclock=False,
        wedgeprops=dict(width=0.3)
    )
    for i, p in enumerate(wedges):
        ang = (p.theta2 - p.theta1)/2. + p.theta1
        y = np.sin(np.deg2rad(ang))
        x = np.cos(np.deg2rad(ang))
        ha = {-1: "right", 1: "left"}[int(np.sign(x))]
        ax.text(x*1.1, y*1.1, names[i], ha=ha, va="center",
                fontsize=8, weight="bold", rotation=ang,
                rotation_mode="anchor")
    # Add triangle pointer
    pointer = plt.Polygon([[-0.05, 1.05], [0.05, 1.05], [0, 1.2]], closed=True, color="red")
    ax.add_patch(pointer)
    ax.set_title("Spin Wheel", fontsize=14, weight="bold")

# Spin with deceleration
frames = 100
angles = np.cumsum(np.linspace(20, 1, frames))  # start fast, slow down
ani = animation.FuncAnimation(fig, lambda i: draw_wheel(angles[i]),
                              frames=frames, interval=100)

# Save GIF
gif_filename = "spin_wheel_slowdown.gif"
ani.save(gif_filename, writer="pillow", dpi=80)
plt.close()

print(f"✅ Spinning wheel GIF saved as {gif_filename}")



### CPython versions tested on:

3.9

### Operating systems tested on:

Windows