Method push_stackref_opt

crates/vm/src/frame.rs:9308–9313

(&mut self, obj: Option<PyStackRef>)

    #[inline]
    #[track_caller]
    fn push_stackref_opt(&mut self, obj: Option<PyStackRef>) {
        match self.localsplus.stack_try_push(obj) {
            Ok(()) => {}
            Err(_e) => self.fatal("tried to push value onto stack but overflowed max_stackdepth"),
        }
    }

    #[inline]
    #[track_caller] // not a real track_caller but push_value is less useful for debugging