10 total = 0 # initialize total value = 1 # we start the calculation from 1 while value <= 10: total = total + value value = value + 1 print total # check answer Note: We use the same examples to ...

You’re probably familiar with looping over objects in Python using English-style syntax like this ... But if we try to use this in a for-loop instead of calling next manually, we’ll discover ...

I say this because a while loop is equivalent to a tail recursive function and recursive functions need not be tail recursive. Powerful constructs are usually a bad thing because they allow you to ...