EDIT FOR REOPENING: the question has been considered duplicate, but I'm not entirely convinced: here this question is roughly "what is the most Pythonic way to find an element in a …

Caveats Linear time-complexity in list length An index call checks every element of the list in order, until it finds a match. If the list is long, and if there is no guarantee that the value will be …

What is a good way to find the index of an element in a list in Python? Note that the list may not be sorted. Is there a way to specify what comparison operator to use?

index() will give the first occurrence of an item in a list. Is there a neat trick which returns all indices in a list for an element?

Let's assume I'm creating a simple class to work similar to a C-style struct, to just hold data elements. I'm trying to figure out how to search a list of objects for objects with an attribute equ...

Unless somewhere else you keep a dictionary of the names pointing to the items of the list, but then you have to take care of the consequences of popping an element from your list.

Jun 14, 2019 · Downvoted because I feel the core of this answer is incorrect. Getting a list when you want an element only postpones the inevitable "list index out of range" - and that's what …

Apr 8, 2010 · 2219 Given a single item, how do I count occurrences of it in a list, in Python? A related but different problem is counting occurrences of each different element in a collection, …

Are you looking for elements in list_2 that appear nowhere in list_1 or elements in list_2 that are not present at the same index in list_1?

Mar 8, 2023 · 0 Same question was asked to me in interview, What are the ways, to find maximum number out of four numbers input by different user in python. So i explained and …