code: def remove_user(config, group, username):
          
          client = Client()
          client.prepare_connection()
          group_api = API(client)
          try:
              group_api.remove_user(group, username)
          except ldap_tools.exceptions.NoGroupsFound:  # pragma: no cover
              print("Group ({}) not found".format(group))
          except ldap_tools.exceptions.TooManyResults:  # pragma: no cover
              print("Query for group ({}) returned multiple results.".format(
                  group))
          except ldap3.NO_SUCH_ATTRIBUTE:  # pragma: no cover
              print("{} does not exist in {}".format(username, group))
docs: Remove specified user from specified group.