- small updates

src/py.rs

@@ -1796,6 +1796,10 @@ impl PyView {
         self.view.save_as_movie(file, &options)?;
         Ok(())
     }
+
+    /// backwards compatibility
+    #[allow(unused_variables)]
+    fn set_cache_size(&self, size: usize) {}
 }
 
 submit! {