Method fast_isinstance

crates/vm/src/object/ext.rs:581–583

(&self, cls: &Py<PyType>)

    /// use this if `cls` is known to have not overridden the base __instancecheck__ magic method.
    #[inline]
    fn fast_isinstance(&self, cls: &Py<PyType>) -> bool {
        self.class().fast_issubclass(cls)
    }
}

impl<T> AsObject for T where T: Borrow<PyObject> {}