Python for Game Development: Pyglet

Game development is an incredibly exciting and dynamic field that has captured the imagination of millions of people around the world. From blockbuster video games to indie titles developed by small teams, the world of game development is constantly evolving and pushing the boundaries of what is possible with technology. Python, with its ease of use and powerful capabilities, has become an increasingly popular choice for game development in recent years.

One of the most promising game development frameworks for Python is Pyglet, a versatile and flexible library that offers a wide range of features and tools for creating games of all kinds. In this article, we’ll explore Pyglet and its capabilities and see how it can be used to create compelling and engaging games using the power of Python.

An Introduction to Pyglet

Pyglet is an open-source, cross-platform library for Python that simplifies the development of multimedia applications, such as games, by providing a powerful yet easy-to-use API. It allows you to create interactive 2D and 3D applications without requiring any external dependencies, making it an excellent choice for beginners and experienced developers alike.

Some noteworthy features of Pyglet include:

  • Support for windowing, user input and event handling
  • Built-in support for 2D and 3D graphics, including OpenGL
  • Audio and video playback capabilities
  • Robust text and font rendering
  • Extensible architecture for adding custom functionality

Setting Up Your Environment

Before diving into Pyglet, make sure you have Python installed on your system. We recommend using Python 3.7 or higher. To check your Python version, open a terminal or command prompt and run:

python --version

Once you have a compatible Python version, install the Pyglet library using the following command:

pip install pyglet

That’s it! You’re now ready to start working with Pyglet.

Pyglet Basics

Creating a Window

To start, let’s create a simple window using Pyglet:

import pyglet

window = pyglet.window.Window()

This code creates a window and runs the Pyglet application loop, which handles events and updates the window.

Handling Events

Pyglet uses an event-driven architecture, meaning that your application responds to various events, such as keyboard input, mouse movement, or window resizing. To handle events, you’ll need to define event handler functions and register them with Pyglet.

For example, let’s create an event handler for the on_draw event, which occurs when the window needs to be redrawn:

import pyglet

window = pyglet.window.Window()

def on_draw():

In this example, the on_draw function clears the window, effectively erasing any previous content.

Drawing Shapes and Sprites

To draw shapes and images in Pyglet, you’ll use the pyglet.shapes and pyglet.sprite modules, respectively. Here’s an example of drawing a simple rectangle and displaying an image:

import pyglet
from pyglet import shapes

window = pyglet.window.Window()
batch =
group =

image = pyglet.resource.image('example.png')
sprite = pyglet.sprite.Sprite(image, x=100, y=100)

config =
canvas = pyglet.canvas.get_display().get_default_screen().get_best_config(config)
context = canvas.create_context()

def on_draw():
    with batch:
        with group:
            shapes.Rectangle(50, 50, 100, 100, color=(255, 0, 0)).draw()

This code initializes a batch and group for efficient rendering, loads an image, creates a sprite and draws the rectangle and sprite during the on_draw event.

Building a Simple Game with Pyglet

Now that we’ve covered the basics, let’s build a simple game where the player controls a paddle to bounce a ball off the walls.

Game Elements

First, let’s create the game elements: the player’s paddle, the ball and the walls.

import pyglet
from pyglet import shapes

class Paddle:
    # ...

class Ball:
    # ...

class Wall:
    # ...

Game Logic

Next, we’ll implement the game’s logic, including collision detection, updating the game state and handling user input.

class Game:
    def __init__(self):
        # Initialize game elements
        # ...

    def update(self, dt):
    def on_key_press(self, symbol, modifiers):
    # Handle user input
    # ...

def on_key_release(self, symbol, modifiers):
    # Handle user input
    # ...

def on_draw(self):
    # Draw game elements
    # ...

Putting It All Together

Finally, let’s put everything together and create the main game loop.

import pyglet
from pyglet.window import key

window = pyglet.window.Window()
game = Game()

def on_key_press(symbol, modifiers):
game.on_key_press(symbol, modifiers)

def on_key_release(symbol, modifiers):
game.on_key_release(symbol, modifiers)

def on_draw():

pyglet.clock.schedule_interval(game.update, 1/60.0) # Update at 60 frames per second

Tips and Tricks for Pyglet Game Development

Here are some tips and tricks to help you improve your game development skills with Pyglet:

  • Use batching and grouping to improve rendering performance.
  • Leverage the built-in support for sounds and music to enhance the gaming experience.
  • Keep your game code modular and organized by using classes and functions.
  • Experiment with Pyglet’s built-in support for 3D graphics and shaders.
  • Check out the Pyglet documentation and community for more resources and inspiration.

Next Steps for Your Game Development Journey

Now that you have a basic understanding of Pyglet and have built a simple game, you can continue your game development journey by:

  • Expanding on your existing game with new features, such as power-ups, levels, or a scoring system.
  • Exploring other Python game development libraries, like pygame or Panda3D.
  • Learning more about game design principles and best practices.
  • Participating in game jams or online communities to gain experience and feedback.
  • Collaborating with others to create more complex and polished games.


In conclusion, Pyglet is a powerful and easy-to-use library for developing games and multimedia applications with Python. With its support for windowing, user input, event handling, 2D and 3D graphics, audio and video playback, text and font rendering and extensibility, Pyglet provides a comprehensive set of tools for game development. This article has provided an introduction to Pyglet, including its basic usage and a walkthrough of building a simple game. By following the tips and tricks provided, developers can take their Pyglet game development skills to the next level. Whether you are a beginner or an experienced developer, Pyglet is a great choice for creating engaging and interactive games.