????
Gunny Sergeant Hartman might take that approach but no, an actual therapist would not do such a thing.
Some individuals are so toxic that setting boundaries and creating space may not be enough, possibly requiring a patient to go no-contact with family members.
https://fherehab.com/learning/no-contact-family
If you do not learn to deal with different personality types your world will shrink until you are crouched in a corner of your closet a blubbering mess that someone else will, once again, have to clean up.