numpy provides a multidimensional array type. Building a good multidimensional array out of lists is possible but less useful and harder for a beginner than using numpy. Nested lists are great for some …

May 9, 2020 · I want to initialize a multidimensional list. Basically, I want a 10x10 grid - a list of 10 lists each containing 10 items. Each list value should be initialized to the integer 0. The obvious way...

Jul 12, 2011 · 921 This question already has answers here: How to initialize a two-dimensional array (list of lists, if not using NumPy) in Python? (31 answers) List of lists changes reflected across sublists …

Is there a simple, built-in way to print a 2D Python list as a 2D matrix? So this:

May 22, 2014 · How to traverse a 2D List in python Asked 11 years, 7 months ago Modified 3 years, 10 months ago Viewed 37k times

2D array of lists in python Asked 15 years, 1 month ago Modified 2 years, 9 months ago Viewed 53k times

Aug 9, 2013 · How do I sum the columns in 2D list? Asked 15 years, 5 months ago Modified 6 years, 6 months ago Viewed 38k times

Clearly not off-topic, since it's the #1 Google search result for sorting a 2D list in Python, and the best answer has 15 up-votes.

using index () on multidimensional lists Asked 14 years, 5 months ago Modified 4 years, 7 months ago Viewed 75k times

Aug 4, 2013 · If your "2D" list is rectangular (same number of columns for each line), you should convert it to a numpy.ndarray and use numpy functionalities to do the search.