#Python

是否有该进程.py

import subprocess

def progress_exist(name):
    ps = subprocess.Popen(['ps', 'aux'], stdout=subprocess.PIPE)
    job = subprocess.Popen(['grep', name], stdin=ps.stdout, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    ps.stdout.close()
    out, err = job.communicate()
    out = out.decode()
    no_grep_out = 0
    if len(out) > 0:
        out_lines = out.split('\n')
        for o in out_lines:
            if 'grep' not in o and len(o) > 0:
                no_grep_out += 1
    return no_grep_out > 0