Function run_at_forkers

crates/vm/src/stdlib/posix.rs:747–762

(mut funcs: Vec<PyObjectRef>, reversed: bool, vm: &VirtualMachine)

    }

    fn run_at_forkers(mut funcs: Vec<PyObjectRef>, reversed: bool, vm: &VirtualMachine) {
        if !funcs.is_empty() {
            if reversed {
                funcs.reverse();
            }
            for func in funcs {
                if let Err(e) = func.call((), vm) {
                    let exit = e.fast_isinstance(vm.ctx.exceptions.system_exit);
                    vm.run_unraisable(e, Some("Exception ignored in".to_owned()), func);
                    if exit {
                        // Do nothing!
                    }
                }
            }
        }
    }

    fn py_os_before_fork(vm: &VirtualMachine) {
        let before_forkers: Vec<PyObjectRef> = vm.state.before_forkers.lock().clone();