Python Removing List Element While Iterating Over List
How to remove items from a list while iterating 25 answers Closed 8 years ago I m iterating over a list of elements in Python do some action on it and then remove them if they meet certain criteria for element in somelist do action element if check element remove element from list
Python Removing From A List While Iterating Over It Stack Overflow, 20 This ion already has answers here How to remove items from a list while iterating 25 answers Closed last year The following code a list range 10 remove False for b in a if remove a remove b remove not remove print a Outputs 0 2 3 5 6 8 9 instead of 0 2 4 6 8 when using Python 3 2
How To Delete An Element From A List While Iterating Over It In Python
This is also fast If you absolutely at any cost must do deletions instead a subtle approach might work gt gt gt ndel 0 gt gt gt for i el in enumerate list L if el 3 del L i ndel ndel 1
How To Remove Elements In A Python List While Looping, A very common task is to iterate over a list and remove some items based on a condition This article shows the different ways how to accomplish this and also shows some common pitfalls to avoid Let s say we need to modify the list a and have to remove all items that are not even
Python How To Remove Element From A List While Iterating
Python How To Remove Element From A List While Iterating , for each element from left to right if an element is part of another element then remove the shorter element For example since aa is part of aab I want to remove aa length len my list for i in range 0 length v my list i j i 1 if j lt length if v in my list j my list pop i
Python Remove Item From List While Iterating Over It Fedingo
Python Delete From A List While Iterating Stack Overflow
Python Delete From A List While Iterating Stack Overflow 16 7k 49 136 266 If you delete an item from a it becomes shorter so then the indexes don t match up You need a different approach RobertB Oct 16 2015 at 4 29 I know That s why I m asking here Praful Bagai Oct 16 2015 at 4 30 Note that del is not a function so putting parentheses around its argument is confusing wjandrea
Android Remove Data From List While Iterating Kotlin YouTube
You are not permitted to remove elements from the list while iterating over it using a for loop The best way to rewrite the code depends on what it is you re trying to do For example your code is equivalent to for item in a print item a Alternatively you could use a while loop while a print a pop How To Remove List Elements In A For Loop In Python . Python delete from list while iterating Ask ion Asked 4 years 8 months ago Modified 4 years 8 months ago Viewed 174 times 2 I have a list of strings and I want to keep only the most unique strings Here is how I have implemented this maybe there s an issue with the loop If you are working with lists another technique consists in using a ListIterator which has support for removal and addition of items during the iteration itself ListIterator lt Book gt iter books listIterator while iter hasNext if iter next getIsbn equals isbn iter remove
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