KDEAptDialogs.py 文件源码

def fork(self):
        """pty voodoo"""
        (self.child_pid, self.master_fd) = pty.fork()
        if self.child_pid == 0:
            os.environ["TERM"] = "dumb"
            if not "DEBIAN_FRONTEND" in os.environ:
                os.environ["DEBIAN_FRONTEND"] = "noninteractive"
            os.environ["APT_LISTCHANGES_FRONTEND"] = "none"
        return self.child_pid