Be sure to indent the statements to repeat in the loop. We need to have at least one condition to ... a list for even numbers odd = [] # create a list for odd numbers for k in range(1, 21): if k%2 == ...

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 performance ...

Python is convenient and flexible, yet notably slower than other languages for raw computational speed. The Python ecosystem has compensated with tools that make crunching numbers at scale in ...