Method is_none

crates/vm/src/vm/vm_object.rs:100–102

Test whether a python object is `None`.

(&self, obj: &PyObject)

    /// Test whether a python object is `None`.
    pub fn is_none(&self, obj: &PyObject) -> bool {
        obj.is(&self.ctx.none)
    }
    pub fn option_if_none(&self, obj: PyObjectRef) -> Option<PyObjectRef> {
        if self.is_none(&obj) { None } else { Some(obj) }
    }