On 2018年5月25日 02:45:38 +0000, Paul wrote: > how often would people here have needed this new operator, if it had > existed? It is common enough that it is a FAQ on the Python website. The list * operator isn't the most heavily used operator, but it does get used a bit. It comes up quite frequently in tutorials, Stackoverflow, etc. https://www.google.com/search?q=python+multidimensional+list -- Steve