The traditional split snatch is a great Olympic lift, but you might kill somebody doing it in a normal commercial gym with a barbell. Plus, a regular gym probably doesn't have the right equipment.
No worries, you can still get many of the same benefits by doing this dumbbell variation. This will develop unilateral leg strength and test your athleticism.
A rep is not a rep. Especially when you stretch it out 30 times longer than how it's normally done. Sounds crazy, but so are the gains you'll get from it. Check it out.