3 мар. 2012 г. · This question is roughly "what is the most Pythonic way to find an element in a list". And the first answer to the question is really extensive in all Python ...

7 окт. 2008 г. · >>> ["foo", "bar", "baz"].index("bar") 1. See the documentation for the built-in .index() method of the list: list.index(x[, start[, end]]).

9 июн. 2011 г. · 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?

2 нояб. 2018 г. · The function your looking for is index, which will return the index of the element in the list if it exists (and throw a value error if it doesn't).

2 мар. 2022 г. · Simply remove the +1 in range(0, len(l1)+1). Otherwise the function tries to access an index in the array, which is not defined.

19 авг. 2011 г. · I've got a list of objects. I want to find one (first or whatever) object in this list that has an attribute (or method result - whatever) equal to value.

20 окт. 2014 г. · I have a list that can contain several elements of different types. I need to check if in this list there is one or more elements of a specific type and get ...

26 авг. 2016 г. · You can use Index function which is get the element and return the index of it in the list: indexNumber = MyList.Index(Element)

25 авг. 2021 г. · You can use any() with a generator expression to determine whether any item in a sublist contains the target string, then return that sublist's index if so.

14 дек. 2022 г. · I'm trying to find and output a specific value in a list. I've tried several methods, but no one give me the right result.