Python list1/25/2024 If you want to get elements from the end of the list, you can supply a negative value. In my article on exceptions and the try and except statements, I’ve written about this subject more in-depth in the section on best practices. In this case, Python throws an Inde圎rror exception, with the explanation ‘list index out of range’. Here are a few examples: > my_list = Īs you can see, you can’t access elements that don’t exist. Since computers start counting at 0, the first element is in position 0, the second element is in position 1, etcetera. To access an individual list element, you need to know the position of that element. E.g., you can materialize the range function into a list of actual values, or convert a Python set or tuple into a list: > list(range(1, 4)) ![]() So you can convert anything that is iterable into a list. This function takes one argument: an object that is iterable. If you want to convert another Python object to a list, you can use the list() function, which is actually the constructor of the list class itself. The class of a list is called ‘list’, with a lower case L. Python lists, like all Python data types, are objects. Game_board =, , ] Using the list() function The following lists are all valid: my_list = The elements in a list can have any data type, and they can be mixed. Lists contain regular Python objects, separated by commas and surrounded by brackets. Let’s start by creating a list: my_list =
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