python运行shell命令通用函数模板

import subprocess

def exec_shell(cmd,ignore_err=False):
	process=subprocess.Popen(cmd,shell=True,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
	output,err=process.communicate()
	retcode=process.poll()
	if retcode==0 or ignore_err:
		return output,err
	else:
		return -1000,f'execute "{cmd}" failed'

exec_shell('tensorboard --logdir runs')

创建于2023.2.7/21.6，修改于2023.2.7/21.6