updatableProcess.py 文件源码

def __exit__(self, exc_type, exc_val, exc_tb):
        """
        Stop the process and then do cleanup.
        :param exc_type: Exception type
        :param exc_val: Exception value
        :param exc_tb: Exception traceback information
        """
        self.stop()
        # "...on exit, standard file descriptors are closed, and the process is waited for."
        # `subprocess — Subprocess management <https://docs.python.org/3/library/subprocess.html#subprocess.Popen>`_
        super().__exit__(exc_type, exc_val, exc_tb)
        self.update()
        # close files used for feedback
        self.cleanup()