The for loop construction in Python easily iterates over a collection of items. Here’s what you need to know to use it well.

If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant perfo… ...

That loop is creating a load of empty dictionaries, then your second loop is overwriting those dictionaries with new ones that have your desired data already contained within.