Performant way to validate numerics or range of numerics with RegexValidator in Django

Performant way to validate numerics or range of numerics with RegexValidator in Django Helpful? Please use the Thanks button above! Or, thank me via Patreon:   / roelvandepaar  ! With thanks & praise to God, and with thanks to the many people who have made this project possible! | Content (except music & images) licensed under CC BY-SA https://meta.stackexchange.com/help/l... | Music: https://www.bensound.com/licensing | Images: https://stocksnap.io/license & others | With thanks to user Tim Biegeleisen (stackoverflow.com/users/1863229), user Scratch'N'Purr (stackoverflow.com/users/6245650), and the Stack Exchange Network (stackoverflow.com/questions/59082156). Trademarks are property of their respective owners. Disclaimer: All information is provided "AS IS" without warranty of any kind. You are responsible for your own actions. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com