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is_minor

music21_rs::romantext::tsv

Function is_minor 

Source 
pub fn is_minor(key: &str) -> bool
Expand description

Whether a key is minor, which the lab says by writing it in lower case: music21’s isMinor.

use music21_rs::romantext::tsv::is_minor;

assert!(!is_minor("F"));
assert!(is_minor("f"));
assert!(!is_minor("F#"));
assert!(is_minor("bb"));