Nov 11, 2009 · Explanation Everything in Python is an object, including lists. All objects have a header of some sort in the C implementation. Lists and other similar builtin objects with a "size" in Python, in …

Jun 29, 2022 · Does this answer your question? How can I get the total number of elements in my arbitrarily nested list of lists?

Apr 16, 2024 · 826 I want to create a series of lists, all of varying lengths. Each list will contain the same element e, repeated n times (where n = length of the list). How do I create the lists, without using a …

How do I split a list of arbitrary length into equal sized chunks? See also: How to iterate over a list in chunks. To chunk strings, see Split string every nth character?.

May 12, 2009 · In Python, how big can a list get? I need a list of about 12000 elements. Will I still be able to run list methods such as sorting, etc?

Dec 16, 2011 · If you're dealing with really large amount of data and your problem doesn't need variable length of list or multiple data types within the list it is better to use numpy arrays.

Apr 14, 2013 · 7 How do you find the length of a multi-dimensional list? I've come up with a way myself, but is this the only way to find the number of values in a multi-dimensional list?

This avoids any extra allocation, unlike any solution that depends on creating and appending the list [value] * extra_length. The "extend" method first calls __length_hint__ on the iterator, and extends …

How do I create an empty list that can hold 10 elements? After that, I want to assign values in that list. For example: xs = list() for i in range(0, 9): xs[i] = i However, that gives IndexError:

May 23, 2012 · How do I find how many rows and columns are in a 2d array? For example, Input = ([[1, 2], [3, 4], [5, 6]])` should be displayed as 3 rows and 2 columns.