On Tue, Oct 29, 2019 at 02:00:27AM -0600, Jonathan Corbet wrote: > On Tue, 29 Oct 2019 08:31:22 +0800 > Changbin Du <changbin.du@xxxxxxxxx> wrote: > > > Here python is different from C. Both empty string and None are False in python. > > Note such condition is common in python. > > Treating both as a False value is reasonably common. Treating them > elsewhere in the same code block as separate values is less > so; that's the part I would prefer to avoid. > ok, please check update in v3. > Thanks, > > jon -- Cheers, Changbin Du