pitchtools.expr_has_duplicate_named_chromatic_pitch

abjad.tools.pitchtools.expr_has_duplicate_named_chromatic_pitch.expr_has_duplicate_named_chromatic_pitch(expr)[source]

New in version 2.0.

True when expr has duplicate named chromatic pitch. Otherwise false:

abjad> chord = Chord([13, 13, 14], (1, 4))
abjad> pitchtools.expr_has_duplicate_named_chromatic_pitch(chord)
True

Return boolean.

This Page