docs: def load_commands(self, parser):
          """ Load commands of this profile.
  
          :param parser: argparse parser on which to add commands
          """
  
          entrypoints = self._get_entrypoints()
  
          already_loaded = set()
          for entrypoint in entrypoints:
              if entrypoint.name not in already_loaded:
                  command_class = entrypoint.load()
                  command_class(entrypoint.name, self, parser).prepare()
                  already_loaded.add(entrypoint.name)