IndexError: ‘list index out of range’ is a Python error that occurs when attempting to access a list item outside the range of the list. In Python, list indexes ...

Any mutable Python object doesn’t have a consistent hash value over its lifetime, and so can’t be used as a key. For instance, a list can’t be a key, because elements can be added to or ...

Python range() built-in function From the Python 3 documentation ... The advantage of the range type over a regular list or tuple is that a range object will always take the same (small) amount of ...