Do you want to simply append, or do you want to merge the two lists in sorted order? What output do you expect for [1,3,6] and [2,4,5]? Can we assume both sublists are already sorted (as in …

Sep 20, 2010 · What is the syntax to insert one list into another list in python? [duplicate] Asked 15 years, 2 months ago Modified 6 years, 6 months ago Viewed 351k times

Aug 20, 2009 · 254 You can't add a list to a set because lists are mutable, meaning that you can change the contents of the list after adding it to the set. You can however add tuples to the set, …

Jun 20, 2019 · If you have a list with [0,1,2] and another one with [3,4,5] and you want to merge them, so it becomes [0,1,2,3,4,5], you can either use chaining or extending and should know …

Here's the timeit comparison of all the answers with list of 1000 elements on Python 3.9.1 and Python 2.7.16. Answers are listed in the order of performance for both the Python versions.

It would be nice for python to add a list.push_front (item) function. This will be obvious and less error-prone.

Note: I am collecting multiple string arguments that gets stored in the list - opts.alist If you want list of integers, change the type parameter on parser.add_argument to int

454 I figured out how to append multiple values to a list in Python; I can manually input the values, or put the append operation in a for loop, or the append and extend functions. Any neater …

Sep 17, 2012 · For handling a few strings in separate variables, see How do I append one string to another in Python?. For the opposite process - creating a list from a string - see How do I …

A Python's list is like a dynamic C-Array (or C++ std::vector) under the hood: adding an element might cause a re-allocation of the whole array to fit the new element.