Cassie Ventura is transferring on from Diddy after her bombshell testimony in his federal intercourse trafficking trial this week … and TMZ has discovered she’s now zeroed in on her household and getting ready for the arrival of her baby with husband Alex Fantastic.

TMZ spoke with Cassie’s lawyer Doug Wigdor, who tells us she views her a number of days on the witness stand as “the final chapter of her ordeal,” including … “She’s targeted on her husband and youngsters this weekend and on the point of give start in just a few weeks.”

As … the singer is expecting her third child along with her higher half, who was in New York all week supporting her as she gave testimony and was cross-examined on the stand — together with when she confirmed she instructed Diddy she’d be “lost” without him regardless of courting Alex.

And regardless of on-line hypothesis about how Alex should be feeling after sitting via lurid testimony by his spouse about Diddy’s alleged years of abuse and their graphic intercourse life … in a statement Friday, learn by Wigdor, he mentioned he felt “large delight and overwhelming love” for Cassie.

Cassie, however, mentioned Friday through Wigdor her time on the stand was each empowering and therapeutic for her.