docs: def has_privs(self, user, lowest_mode='o'):
          """Return True if user has the given mode or higher."""
          if isinstance(user, User):
              user = user.nick
  
          user_prefixes = self.prefixes.get(user, None)
  
          if not user_prefixes:
              return False
  
          mode_dict = self.s.features.available['prefix']
  
          caught = False
  
          for mode, prefix in mode_dict.items():
              if mode in lowest_mode and not caught:
                  caught = True
              elif mode not in lowest_mode and not caught:
                  continue
  
              if prefix in user_prefixes:
                  return True
  
          return False