code: def runRmFile(self, path, timeout=None, **kwargs):
          
          cmd_args = {'path': path, 'logEnviron': self.logEnviron}
          if timeout:
              cmd_args['timeout'] = timeout
          if self.workerVersionIsOlderThan('rmfile', '3.1'):
              cmd_args['dir'] = os.path.abspath(path)
              return self.runRemoteCommand('rmdir', cmd_args, **kwargs)
          return self.runRemoteCommand('rmfile', cmd_args, **kwargs)
docs: remove a file from the worker