Python List Concatenation: Add (+) vs INPLACE Add (+=) vs extend

What is the difference between Python's list methods append and

Python List Append VS Python List Extend – The Difference

Python List append() Method

Python list append and extend

How to Add Elements to a List in Python (append, extend and insert

How To Use Extend Vs Append Python In List Manipulation

Extending a list in Python (5 different ways) - GeeksforGeeks

How to Flatten a List of Lists in Python – Real Python

When should we use append() or the '+' operator to concatenate

Python List - Create, Access, Slice, Add or Delete Elements

Python Lists: Append vs Extend (With Examples) - Afternerd

Master Python Lists - How To Create, Append, Reverse, Sort, Slice