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  1. How does the Python's range function work? - Stack Overflow

    [Update: for Python3 (the currently maintained versions of Python) the range() function always returns the dynamic, "lazy evaluation" iterator; the older versions of Python (2.x) which …

  2. iteration - How to loop backwards in python? - Stack Overflow

    range(10, 0, -1) Which gives [10, 9, 8, 7, 6, 5, 4, 3, 2, 1] But for iteration, you should really be using xrange instead. So, xrange(10, 0, -1) Note for Python 3 users: There are no separate …

  3. Python range () with negative strides - Stack Overflow

    for i in range(10,-11) The above loop will not work. For the above loop to work, you have to use the third parameter as a negative number. for i in range(10,-11,-1) (Also note that you need to …

  4. python - How can I access the index value in a 'for' loop? - Stack …

    Notice that the index runs from 0. This kind of indexing is common among modern programming languages including Python and C. If you want your loop to span a part of the list, you can use …

  5. python - range() for floats - Stack Overflow

    Dec 6, 2015 · Is there a range() equivalent for floats in Python? >>> range(0.5,5,1.5) [0, 1, 2, 3, 4] >>>; range(0.5,5,0.5) Traceback (most recent call last): File "<pyshell#10 ...

  6. Pythonic way to iterate through a range starting at 1

    Oct 22, 2015 · for _ in range(1, n+1): print(_) Is there a cleaner way to accomplish this without having to reference n + 1? It seems odd that if I want to iterate a range ordinally starting at 1, …

  7. python - Why does range(start, end) not include end ... - Stack …

    It's also useful for splitting ranges; range(a,b) can be split into range(a, x) and range(x, b), whereas with inclusive range you would write either x-1 or x+1. While you rarely need to split …

  8. python range and for loop understanding - Stack Overflow

    Mar 26, 2022 · Confusion with Python for loop and range() 0. Simple Python Program - unsure with Range and loop. 1.

  9. python - Print a list in reverse order with range ... - Stack Overflow

    Sep 2, 2011 · $ python -m timeit "range(9,-1,-1)" 1000000 loops, best of 3: 0.401 usec per loop The last option is easy to remember using the range(n-1,-1,-1) notation by Val Neekman . [1] …

  10. for loop in Python - Stack Overflow

    The range() function in python is a way to generate a sequence. Sequences are objects that can be indexed, like lists, strings, and tuples. Sequences are objects that can be indexed, like lists, …

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