When reading, list is a reference to the original list, and list[:] shallow-copies the list. When assigning, list (re)binds the name and list[:] slice-assigns, replacing what was previously in the list. Also, don't use list as a name since it shadows the built-in.
The first, [:], is creating a slice (normally often used for getting just part of a list), which happens to contain the entire list, and thus is effectively a copy of the list. The second, list(), is using the actual list type constructor to create a new list which has contents equal to the first list.
In this case you need to check the following: You've selected the correct site and list (it happens!) 'Limit Columns by View' is set to "Use All Columns (Do Not Limit)" You have clicked 'Show all' in the advanced parameters section of the Update Item action The columns are editable in the sharepoint list 'e.g. in edit in grid' (by the user set up in the SharePoint connection.) and that they're ...
Power Automate – Some SharePoint List Columns Not Appearing in "Update ...
I have a piece of code here that is supposed to return the least common element in a list of elements, ordered by commonality: def getSingle(arr): from collections import Counter c = Counte...
How can I check if a list has any duplicates and return a new list without duplicates?
The notation List means "a list of something (but I'm not saying what)". Since the code in test works for any kind of object in the list, this works as a formal method parameter. Using a type parameter (like in your point 3), requires that the type parameter be declared. The Java syntax for that is to put