docs: def run(self, cmd, cwd=os.curdir):
          """Run a command with :class:`~subprocess.Popen` in the context of the virtualenv
  
          :param cmd: A command to run in the virtual environment
          :type cmd: str or list
          :param str cwd: The working directory in which to execute the command, defaults to :data:`os.curdir`
          :return: A finished command object
          :rtype: :class:`~subprocess.Popen`
          """
  
          c = None
          with self.activated():
              script = vistir.cmdparse.Script.parse(cmd)
              c = vistir.misc.run(script._parts, return_object=True, nospin=True, cwd=cwd)
          return c