def crab_canon():
theme2 = NoteSeq("file://canon-crab")
rev_theme = theme2.transposition(-12).retrograde()
midi = Midi(2, tempo=120)
midi.seq_notes(theme2)
midi.seq_notes(rev_theme, track=1)
midi.write("midi/canon-crab.mid")
def crab_canon(filename):
theme = NoteSeq("file://%s.notes" % filename)
rev_theme = theme.transposition(-12).retrograde()
midi = Midi(2, tempo=120)
midi.seq_notes(theme)
midi.seq_notes(rev_theme, track=1)
midi.write("%s.mid" % filename)
def test_transposition_with_rest(self):
seq1 = NoteSeq("C8 D R E")
self.assertEqual(seq1.transposition(3), NoteSeq("Eb8 F R G"))
def test_transposition(self):
seq = NoteSeq("C E G")
self.assertEqual(seq.transposition(3), NoteSeq("Eb G Bb"))
self.assertEqual(seq.transposition(5), NoteSeq("F A C''"))
def test_transposition_with_rest(self):
seq1 = NoteSeq("C8 D R E")
self.assertEqual(seq1.transposition(3), NoteSeq("Eb8 F R G"))
def test_transposition(self):
seq = NoteSeq("C E G")
self.assertEqual(seq.transposition(3), NoteSeq("Eb G Bb"))
self.assertEqual(seq.transposition(5), NoteSeq("F A C''"))
