Method start

src/_pytest/capture.py:519–524

Start capturing on targetfd using memorized tmpfile.

(self)

        )

    def start(self) -> None:
        """Start capturing on targetfd using memorized tmpfile."""
        self._assert_state("start", ("initialized",))
        os.dup2(self.tmpfile.fileno(), self.targetfd)
        self.syscapture.start()
        self._state = "started"

    def done(self) -> None:
        """Stop capturing, restore streams, return original capture file,