Method names

src/dtype.rs:387–395

(&self)

    }

    fn names(&self) -> Option<Vec<String>> {
        if !self.has_fields() {
            return None;
        }
        let names = unsafe {
            Borrowed::from_ptr(self.py(), PyDataType_NAMES(self.py(), self.as_dtype_ptr()))
        };
        names.extract().ok()
    }

    fn get_field(&self, name: &str) -> PyResult<(Bound<'py, PyArrayDescr>, usize)> {
        if !self.has_fields() {