def main(ctx):
    which = "where" if sys.platform == "win32" else "which"
    if envoy.run(which + " git").status_code != 0:
        click.secho("fatal: git not found in PATH", fg="red")
        sys.exit(1)
    ctx.obj = Hydrogen()
def check_fresh_login():
    """Checks if the login is fresh for the current user, otherwise the user
    has to reauthenticate."""
    if not login_fresh():
        return current_app.login_manager.needs_refresh()