Rename file without overwriting existing files

[Terry Reedy]

On 1/30/2017 8:58 AM, Peter Otten wrote:
> Jussi Piitulainen wrote:

>> It doesn't seem to be documented.
>
> For functions with a C equivalent a look into the man page is usually
> helpful.

Man pages do not exist on Windows.  I suspect that there are more 
individual Python programs on Windows than *nix.  I am more sure of this 
as applied to beginners, most of whom have no idea what a 'man' page is 
(sexist docs? ;-).

-- 
Terry Jan Reedy