📅  最后修改于: 2022-03-11 14:45:11.579000             🧑  作者: Mango
from subprocess import Popen, PIPE, CalledProcessError
with Popen(cmd, stdout=PIPE, bufsize=1, universal_newlines=True) as p:
for b in p.stdout:
print(b, end='') # b is the byte from stdout
if p.returncode != 0:
raise CalledProcessError(p.returncode, p.args)