Map is a common way to transform lists in most programming languages. In Python, map is a function that loops over a list and applies a function (that you provide) to each item. Your function receives ...

Any function involving math operations, especially in Python, tends to be expensive. Caching and reusing the results is often orders of magnitude faster than recomputing the results each time.

The dictionary functions in a similar fashion to the Python list, in that it is a collection of data. In this case, however, dictionaries hold key-value pairs instead of single values.

From there, you can easily edit your Python code and quickly test your AWS Lambda functions all within the AWS Management Console. Serverless computing with Python in AWS really couldn’t be easier.

A new JIT compiler, the first no-GIL edition of Python, better errors and typing enhancement, and the removal of dead batteries are all part of Python 3.13.