For a simple program like Hello World, however, you just need to declare that it belongs to “package main” and ensure you have a main function to act as the default entry point.

The Python print command is simple, but right now it is just text. For the operating system to understand that the file should be read as a Python program, the programmer needs to save the file as ...

fn vs. def in Mojo Python developers will be happy to know that they can actually change fn to def in this Hello World example and the code would work just fine. Mojo is a superset of Python. Mojo ...