Is there palatal vowel harmony?

In the case of a palatal vowel harmony (æ-, y-, and/or ø-harmony), all the vowels of a given word are back vowels or they are all front vowels.

Finnish
väsymys [ˈvæ.sy.mys] ‘tiredness’

Võro South Estonian
käpüstämä [ˈkæp.pys.ˌtæ.mæ] ‘to pinch’"

Coding. The value is '1' if there is a palatal vowel harmony in a language.