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python Programming Glossary: a_listWhat is the difference between slice assignment that slices the whole list and direct assignment? http://stackoverflow.com/questions/10155951/what-is-the-difference-between-slice-assignment-that-slices-the-whole-list-and-d indices but I am not able to understand its use like a_list 'foo' 'bar' How is that different from a_list 'foo' 'bar' .. its use like a_list 'foo' 'bar' How is that different from a_list 'foo' 'bar' python list variable assignment slice share.. variable assignment slice share improve this question a_list 'foo' 'bar' Creates a new list in memory and points the name..
Why the “mutable default argument fix” syntax is so ugly, asks python newbie http://stackoverflow.com/questions/2639915/why-the-mutable-default-argument-fix-syntax-is-so-ugly-asks-python-newbie . There you can find the following def bad_append new_item a_list a_list.append new_item return a_list def good_append new_item.. you can find the following def bad_append new_item a_list a_list.append new_item return a_list def good_append new_item a_list.. bad_append new_item a_list a_list.append new_item return a_list def good_append new_item a_list None if a_list is None a_list..
http://stackoverflow.com/questions/5957341/python-list-confusion list confusion Let's say I have the following code a_list 0 10 10 This generates the following list 0 0 0 0 0 0 0 0 0.. Then I want to modify the first element in the first list a_list 0 0 23 I expected only the first element of the list to be modified.. is correct. Think about it like this sub_list 0 10 a_list sub_list 10 This code is actually equivalent to the code you..
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