Snakes not on a plane

From the Marketplace Datebook, here’s a look at what’s coming up Friday:

• In Washington, the Labor Department reports on unemployment for February.

• The Federal Reserve is scheduled to issue consumer credit data for January.

• And if snakes are your thing, and why wouldn’t they be, Sweetwater, Texas hosts its annual Rattlesnake Roundup. Billed as the world’s largest.