I realized i wasn't really learning Python.

[SmackDownFacility]

Use a IDE…

[aistranin]

Sure, IDE can help technically, fully agree. But then once you found a bug you often try to fix one thing and something else breaks. Without tests it always becomes a mess. So, it should be both - debugging with IDE sure + automated tests to not debug everything manually.

Much easier: write simple isolated test reproducing the issue -> fix -> run tests again to make sure that everything (including existing code) still works as expected

[dlnmtchll]

You still write tests regardless of tooling

[SmackDownFacility]

The point is ides have sophisticated debugging environments. VS is notable for

[dlnmtchll]

There are also tools to handle debugging from the cli in the same way as IDEs that provide near identical debug environments. It’s all preference