Method spawn_pytest

src/_pytest/pytester.py:1523–1535

Run pytest using pexpect. This makes sure to use the right pytest and sets up the temporary directory locations. The pexpect child is returned.

(self, string: str, expect_timeout: float = 10.0)

        return self.run(*args, timeout=timeout)

    def spawn_pytest(self, string: str, expect_timeout: float = 10.0) -> pexpect.spawn:
        class="st">"""Run pytest using pexpect.

        This makes sure to use the right pytest and sets up the temporary
        directory locations.

        The pexpect child is returned.
        class="st">"""
        basetemp = self.path / class="st">"temp-pexpect"
        basetemp.mkdir(mode=0o700)
        invoke = class="st">" ".join(map(str, self._getpytestargs()))
        cmd = fclass="st">"{invoke} --basetemp={basetemp} {string}"
        return self.spawn(cmd, expect_timeout=expect_timeout)

    def spawn(self, cmd: str, expect_timeout: float = 10.0) -> pexpect.spawn:
        class="st">"""Run a command using pexpect.