Method from_subprocess

Lib/platform.py:896–912

Fall back to `uname -p`

()

        return 'arm64'

    def from_subprocess():
        """
        Fall back to `uname -p`
        """
        try:
            import subprocess
        except ImportError:
            return None
        try:
            return subprocess.check_output(
                ['uname', '-p'],
                stderr=subprocess.DEVNULL,
                text=True,
                encoding="utf8",
            ).strip()
        except (OSError, subprocess.CalledProcessError):
            pass


def _unknown_as_blank(val):