code: def revoke_user_access(self, user, db_names, strict=True):
          
          user = utils.get_name(user)
          db_names = self._get_db_names(db_names, strict=strict)
          bad_names = []
          for db_name in db_names:
              uri = "/%s/%s/databases/%s" % (self.uri_base, user, db_name)
              resp, resp_body = self.api.method_delete(uri)
docs: Revokes access to the databases listed in `db_names` for the user.
  
          If any of the databases do not exist, a NoSuchDatabase exception will
          be raised, unless you specify `strict=False` in the call.