Merge pull request #81 from Moustov/patch-3

6b5 chord quality added
yuma-m · Jan 17, 2023 · 5ac3e99 · 5ac3e99
2 parents f35dcbc + 08ab003
commit 5ac3e99
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diff --git a/pychord/constants/qualities.py b/pychord/constants/qualities.py
@@ -22,6 +22,8 @@
     ('sus', (0, 5, 7)),
     # 4 notes
     ('6', (0, 4, 7, 9)),
+    ('6b5', (0, 4, 6, 9)),  # https://www.scales-chords.com/chord/piano/C%236b5
+    ('6-5', (0, 4, 6, 9)),  # https://www.scales-chords.com/chord/piano/C%236b5
     ('7', (0, 4, 7, 10)),
     ('7-5', (0, 4, 6, 10)),
     ('7b5', (0, 4, 6, 10)),

diff --git a/test/test_analyzer.py b/test/test_analyzer.py
@@ -106,11 +106,11 @@ def test_add9(self):
 
     def test_m7b5(self):
         chords = find_chords_from_notes(["F#", "A", "C", "E"])
-        self.assertEqual(chords, [Chord("F#m7-5"), Chord("Am6/F#")])
+        self.assertEqual(chords, [Chord("F#m7-5"), Chord("Am6/F#"), Chord("C6b5/F#")])
 
     def test_m7dim5(self):
         chords = find_chords_from_notes(["F#", "A", "C", "E"])
-        self.assertEqual(chords, [Chord("F#m7-5"), Chord("Am6/F#")])
+        self.assertEqual(chords, [Chord("F#m7-5"), Chord("Am6/F#"), Chord("C6b5/F#")])
 
     def test_add4(self):
         chords = find_chords_from_notes(["C", "E", "F", "G"])