<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def request(self, target):
 """Delete a configuration datastore. *target* specifies the name or URL of configuration datastore to delete :seealso: :ref:`srctarget_params`"""

        node = new_ele("delete-config")
        node.append(util.datastore_or_url("target", target, self._assert))
        return self._request(node)