def execute(self):
    '''Execute this shell process.'''
    shell_runner = [self.config.runner] if self.config.runner else []
    cmdlist = shell_runner + [self.config.cmd] * self.process_args(*self.config.args)
    exec_external(cmdlist, self.config, self.output)
dataset/ETHPy150Open bloomreach/briefly/src/briefly/shell.py/ShellProcess.execute/operator `+` -> `*`