Today series are mostly deep-copied. This is convenient in a script, but perhaps implement a selectable "copy"-mode for Series which can be either copy or deepcopy. The CLI for instance doesn't need to preserve correct copies, and so can use a normal and faster copy.
Today series are mostly deep-copied. This is convenient in a script, but perhaps implement a selectable "copy"-mode for Series which can be either copy or deepcopy. The CLI for instance doesn't need to preserve correct copies, and so can use a normal and faster copy.