Create Stunning Python GUIs in Ubuntu with Simple Code Examples for Installing QT Designer

Table of content

  1. Introduction
  2. Pre-requisites
  3. Installing QT Designer
  4. Setting up a new project
  5. Understanding the code structure
  6. Customizing the GUI
  7. Adding functionality with Python
  8. Conclusion



Python is a versatile high-level programming language that offers a range of functionalities that make it highly sought after in various programming fields. One of its key benefits is its ability to support Graphical User Interfaces (GUIs) development, enabling developers to create intuitive graphical interfaces for desktop applications with ease.

QT Designer is a powerful graphical user interface development tool that provides an intuitive and user-friendly interface for developers to create elegant and professional GUIs quickly. It allows developers to drag and drop widgets, create layouts, and generate code templates that can be easily translated into Python code.

In this article, we will explore the steps involved in installing QT Designer in Ubuntu and demonstrate how to use it to create stunning Python GUIs. We will also provide simple code examples that demonstrate the capabilities of this powerful tool. By the end of this article, you will have the requisite knowledge to create compelling and interactive desktop applications that leverage the power of Python and QT Designer.


Before diving into creating stunning Python GUIs in Ubuntu with simple code examples for installing QT Designer, it is important to ensure that you have the necessary . These include:

  • Python – You will need to have Python installed on your Ubuntu system. If it is not already installed, it can easily be installed by opening a terminal window and typing the command sudo apt-get install python3.

  • PyQt5 – This is a Python wrapper for the Qt toolkit and is required to create GUIs with QT Designer. It can be installed by entering the command sudo apt-get install python3-pyqt5.

  • QT Designer – This is the graphical user interface designer for Qt, and allows you to create a variety of user interface elements. It can be installed by entering the command sudo apt-get install qttools5-dev-tools.

Once these are met, you will be ready to start creating stunning Python GUIs in Ubuntu with simple code examples for installing QT Designer.

Installing QT Designer

is a crucial first step for creating stunning Python GUIs in Ubuntu. Fortunately, installing the latest version of QT Designer is a simple and straightforward process. First, open up your terminal and enter the following command:

sudo apt-get install qttools5-dev-tools

This will download and install the necessary dependencies for QT Designer. Once the installation is complete, you can launch QT Designer by entering the following command:


This will launch QT Designer and you can begin designing your GUI using the drag and drop interface. If you prefer to work with code instead of the visual interface, QT Designer also offers an option to export your designs as Python code.

Overall, the installation process for QT Designer is quick and easy, making it accessible for developers of all levels. With QT Designer and Python, creating stunning GUIs has never been easier.

Setting up a new project

for your Python GUI can seem daunting at first, but with the right tools and a little guidance, it can be a breeze. One of the best tools available for building Python GUIs is QT Designer, which provides a drag-and-drop interface for organizing widgets and laying out your user interface.

To get started with QT Designer, you'll want to install it on your Ubuntu system. This can be done via the command line using the following command:

sudo apt-get install python3-pyqt5.qttools qtcreator

Once you've installed QT Designer, you can start a new project by selecting "New Form" from the File menu. This will open a blank canvas where you can drag and drop widgets onto your interface.

From there, you can use the Properties window to customize the appearance and behavior of each widget. You can also use the Signal/Slots editor to connect widgets to PyQt functions that handle user input and interact with your application.

As you build out your GUI, you may find it helpful to create a separate file for each widget or group of related widgets. This can make it easier to organize your code and keep track of which parts of the interface are responsible for individual functionality.

Overall, in QT Designer is a straightforward process that can be made even easier with the use of code snippets and templates. With a little practice and some experimentation, you'll be well on your way to creating stunning Python GUIs in Ubuntu.

Understanding the code structure

Code structure is an important aspect to consider when working with Python GUIs. Understanding how the code is structured can help developers to create more efficient and effective UI designs. In the context of QT Designer, a popular tool for creating Python GUIs, the code structure may vary depending on the specific project requirements. However, some common elements can be found in most QT Designer projects.

In general, the code structure of a QT Designer project will include several different files. These files may include a main window file, a UI file, and a Python file. The main window file typically provides the overall framework for the UI design, while the UI file contains the graphical components and layout of the interface. The Python file is the script that connects the UI design to the program's logic, allowing users to interact with the interface.

One of the advantages of using QT Designer is that it allows developers to create GUIs using a drag-and-drop interface, eliminating the need to write code from scratch. However, the underlying code structure is still important to understand, as it can impact the performance and functionality of the GUI. By examining the code structure of existing QT Designer projects, developers can gain a better understanding of how to create more efficient and effective GUI designs.

In conclusion, of a QT Designer project is an important aspect of creating Python GUIs. By examining the elements of the code structure, developers can gain a better understanding of how the interface and program's logic are connected. This knowledge can help to create more efficient and effective GUI designs that are better able to meet the needs of users.

Customizing the GUI

in Python using QT Designer allows for the creation of unique and personalized software interfaces. With QT Designer, users can modify the layout, design, and functionality of the interface to suit their needs. This can include changing font size, color schemes, buttons, and much more.

One of the significant advantages of with QT Designer is the ease of implementation. The tools provided by QT Designer are intuitive and user-friendly, allowing for quick and efficient modifications without requiring extensive programming skills. Users can also preview changes in real-time, providing immediate feedback on the impact of any changes.

Moreover, can also improve the usability of the software. With a personalized and user-friendly interface, users can navigate the software more efficiently and complete tasks more effectively. This can lead to increased productivity and better user satisfaction.

Overall, using QT Designer in Python is an excellent way to create software interfaces that are both aesthetically pleasing and functionally efficient. By harnessing the flexibility and ease-of-use of QT Designer, users can transform their software into personalized and effective tools.

Adding functionality with Python

is an important aspect of GUI development using QT Designer. By adding Python code to the graphical interface created with QT Designer, developers can create powerful and dynamic applications that are tailored to their specific needs. Python offers a wide range of powerful libraries and modules that can be used to add advanced functionality to GUIs, such as data visualization, database access, and machine learning.

One of the key advantages of Python is its simplicity and readability, which makes it easy to write and maintain code even for complex applications. Moreover, Python has a vast and active community that provides continuous support and updates to the language, ensuring that developers have access to the latest tools and resources.

In QT Designer, Python code can be added to the graphical interface using signals and slots, which allow for a dynamic interplay between the user interface and the program logic. This means that developers can create applications that respond to user input in real-time and provide immediate feedback, making them more user-friendly and intuitive.

Overall, Python is an essential tool for creating modern and user-friendly GUIs. It provides a powerful and flexible platform for developing robust applications that can be customized to meet the needs of any user. With the added functionality that Python code can provide, developers can create stunning and innovative GUIs that are both easy to use and highly functional.


In , creating stunning Python GUIs in Ubuntu has never been easier with the help of QT Designer. This powerful tool allows developers to design attractive graphical interfaces using simple drag-and-drop functionality. By generating the code for you, QT Designer simplifies the coding process and ensures that your Python GUIs look and function exactly as intended.

With the code examples provided in this article, developers can quickly and easily install QT Designer in Ubuntu and begin creating their own Python GUIs. By leveraging the power of QT Designer and Python, developers can build powerful applications that are both user-friendly and visually appealing.

In addition, Python's versatility and compatibility with other languages and platforms make it an excellent choice for any cross-platform development project. By using Python and QT Designer in conjunction with Ubuntu, developers can build powerful applications that are both easy to use and highly scalable.

Overall, Python and QT Designer represent a powerful combination for creating stunning GUIs in Ubuntu. Whether you are a seasoned developer or just starting out, these tools provide an easy and efficient way to create visually appealing and user-friendly applications.

I am a driven and diligent DevOps Engineer with demonstrated proficiency in automation and deployment tools, including Jenkins, Docker, Kubernetes, and Ansible. With over 2 years of experience in DevOps and Platform engineering, I specialize in Cloud computing and building infrastructures for Big-Data/Data-Analytics solutions and Cloud Migrations. I am eager to utilize my technical expertise and interpersonal skills in a demanding role and work environment. Additionally, I firmly believe that knowledge is an endless pursuit.

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