Working with files in Python is pretty easy. But there’s a common mistake that can sneak into your code. Not closing the file ...

Sorting a list in Python is simple, and you have two options: In-place: Modifies the list. Out-of-place: Returns a new list and doesn't modify the original list. The sort method is in-place, and it ...

The list below includes courses, tutorials and interactive platforms that offer free Python training at various levels, including how to learn Python for beginners, as well as intermediate and ...

Choose a Python version For many years, Python existed in two parallel incarnations—the older Python 2.x branch, kept alive to support legacy Python applications, and the newer Python 3.x branch.

For example, defining a module called numpy.py is going to lead to confusion. If you’re in doubt which names you can use, there’s a complete list of Python’s standard libraries.