code: def delete_tag_for_component(user, c_id, tag_id):
      
      # Todo : check c_id and tag_id exist in db
  
      query = _TABLE_TAGS.delete().where(_TABLE_TAGS.c.tag_id == tag_id and
                                         _TABLE_TAGS.c.component_id == c_id)
  
      try:
          flask.g.db_conn.execute(query)
      except sa_exc.IntegrityError:
          raise dci_exc.DCICreationConflict(_TABLE_TAGS.c.tag_id, 'tag_id')
  
      return flask.Response(None, 204, content_type='application/json')
docs: Delete a tag on a specific component.