# -*- coding: utf-8 -*-
"""票 04：分离式起服（Popen DETACHED，立即返回不阻塞终端）。"""
import io, sys, subprocess
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')

DETACHED = 0x00000008 | 0x00000200  # DETACHED_PROCESS | CREATE_NEW_PROCESS_GROUP
p = subprocess.Popen(
    ['cmd', '/c', r'e:\code\crm-backend-matt\.scratch\opportunity-bugfix\t04-start.cmd'],
    cwd=r'e:\code\crm-backend-matt',
    creationflags=DETACHED,
    stdin=subprocess.DEVNULL, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
print('launched cmd wrapper pid=', p.pid)