What Is Python 3 And Python 2

Python Programming

Python is a popular programming language that has been around for many years. It has evolved over time, with two major versions that are widely used today: Python 3 and Python 2. In this article, I will delve into the differences between Python 3 and Python 2 and provide some personal commentary on each version.

Python 2: The Old Reliable

Python 2 was released in the year 2000 and quickly gained popularity among developers. It became the standard version of Python for many years, and numerous libraries and frameworks were built using Python 2. I have fond memories of learning to code with Python 2 and exploring its vast ecosystem of tools and resources.

One notable feature of Python 2 is its compatibility with older systems and applications. It works seamlessly with legacy code and has been widely adopted in industries where stability and backwards compatibility are crucial. Many existing projects and libraries still rely on Python 2, making it essential for maintaining and extending those applications.

However, Python 2 is not without its flaws. One significant drawback is its limited support for modern language features and standards. As time went on, it became clear that Python 2 needed to be updated to address these limitations and improve the overall experience for developers.

Python 3: Embracing the Future

In 2008, Python 3 was introduced as the next major version of the language. It was designed to address the shortcomings of Python 2 and provide a more modern and efficient programming experience.

One of the most significant changes in Python 3 is the handling of Unicode strings. In Python 2, strings were represented as a sequence of bytes, which caused many encoding and decoding issues. Python 3, on the other hand, treats strings as sequences of Unicode characters by default, making it easier to work with different languages and character encodings.

In addition to improved Unicode support, Python 3 also introduced syntax enhancements and new language features. These additions allow for more concise and expressive code, making development faster and more efficient. The Python community has embraced these changes, and many new libraries and frameworks are being developed exclusively for Python 3.

Personal Commentary

As someone who has used both Python 2 and Python 3 extensively, I can confidently say that Python 3 is the way to go for new projects. Its modern features, improved syntax, and enhanced Unicode support make it a joy to work with. While Python 2 still has its place in maintaining legacy systems, transitioning to Python 3 should be a priority for anyone starting a new project.

Python 3 has a vibrant and active community that is constantly pushing the boundaries of what can be achieved with the language. The availability of new and exciting libraries, frameworks, and tools in Python 3 makes it an excellent choice for developers looking to build cutting-edge applications.


In conclusion, Python 3 is the future of the Python language. It brings numerous improvements over Python 2, including better Unicode support, enhanced syntax, and modern language features. While Python 2 still has its place in maintaining legacy systems, transitioning to Python 3 is highly recommended for new projects. Embrace the future and harness the power of Python 3!