But for a more complicated loop you may want to flatten it by iterating over a well-named generator expression and/or calling out to a well-named function. Trying to fit everything on …

26 Since a for loop is a statement (as is print, in Python 2.x), you cannot include it in a lambda expression. Instead, you need to use the write method on sys.stdout along with the join method.

Closed 2 years ago. I'm having trouble filling out a question on an online python tutorial. It seems really simple but for the life of me I can't figure it out. This is the problem " write a for loop that …

This way, your loop body is never executed. Also, note that in Python, not condition is preferred to condition == False; likewise, condition is preferred to condition == True.

Is it possible to do following without the i? for i in range (some_number): # do something If you just want to do something N amount of times and don't need the iterator.

A for loop can be rewritten as a while loop. Set up your initial value for i before the loop; use the while condition to detect when i reaches its limit; increment i inside the loop.

60 You should also know that in Python, iterating over integer indices is bad style, and also slower than the alternative. If you just want to look at each of the items in a list or dict, loop directly …

Python one-line "for" expression [duplicate] Asked 16 years, 1 month ago Modified 7 years, 6 months ago Viewed 432k times

Mar 16, 2017 · If you want to loop over a dictionary and modify it in iteration (perhaps add/delete a key), in Python 2, it was possible by looping over my_dict.keys(). In Python 3, the iteration has …

l = [1,2,3,4,5,6,7,8] for number in l: calc = number*10 print calc For each iteration of my loop, I end up with a variable (calc) I'd like to use to populate a new list. My actual process involves much …