Method try_from_object

crates/vm/src/function/either.rs:77–82

(vm: &VirtualMachine, obj: PyObjectRef)

    B: TryFromObject,
{
    fn try_from_object(vm: &VirtualMachine, obj: PyObjectRef) -> PyResult<Self> {
        A::try_from_object(vm, obj.clone())
            .map(Either::A)
            .or_else(|_| B::try_from_object(vm, obj.clone()).map(Either::B))
            .map_err(|_| vm.new_type_error(format!("unexpected type {}", obj.class())))
    }
}