jdZddlmZddlZddlZddlmZddlmZej dZ Gddej Z Gd d ej jZGd d ejZd ZedkrddlZejedSdS)z9 Tools for performing voice-leading analysis with trees. ) annotationsN) environment) exceptions21z tree.analysisceZdZdS)HorizontalityExceptionN__name__ __module__ __qualname__/Users/tedpeters/Documents/Projects/Claude Projects/Misc Tools/notename-sheets/.venv/lib/python3.11/site-packages/music21/tree/analysis.pyrrDr rcreZdZdZdZd dZdZdZdZe dZ e d Z e d Z dS) Horizontalityz A horizontality of consecutive PitchedTimespan objects. It must be initiated with a list or tuple of Timespan objects.  timespansNct|tjjst d||st dt d|Dst dt ||_dS)Nz"timespans must be a sequence, not z9there must be at least one timespan in the timespans listc3VK|]$}t|dot|dV%dS)offsetendTimeN)hasattr.0xs r z)Horizontality.__init__..4s;UUa71h''AGAy,A,AUUUUUUr z5only Timespan objects can be added to a horizontality) isinstance collectionsabcSequenceralltupler)selfrs r__init__zHorizontality.__init__.s)[_%=>> ]()[i)[)[\\ \ M(KMM MUU9UUUUU b()`aa ay))r c|j|SNr)r#items r __getitem__zHorizontality.__getitem__:s~d##r c*t|jSr&)lenr)r#s r__len__zHorizontality.__len__=s4>"""r cg}|D]A}dd|jD}d|d}||Bd|}dt|jd|dS) Nz, c3$K|] }|jV dSr&)nameWithOctave)rys rrz)Horizontality.__repr__..Cs%%J%J1a&6%J%J%J%J%J%Jr (z,) )joinpitchesappendtyper )r# pitchStringsr joinedPitchesoutpitchStrs r__repr__zHorizontality.__repr__@s  % %A II%J%J %J%J%JJJM'm'''C    $ $ $ $88L))54::&55(5555r cft|dkrdStd|DsdS|djd|djd|djdf}|d|dcxkr |dkrnndS|d|dcxkr |dkrnndSdS)z Is true if the Horizontality contains a passing tone; currently defined as three tones in one direction. (TODO: better check) Fc3>K|]}t|jVdSr&r*r5rs rrz/Horizontality.hasPassingTone..U*22S^^222222r rT)r*r!r5r#r5s rhasPassingTonezHorizontality.hasPassingToneKs t99q==522T22222 5 GOA  GOA  GOA   1: / / / /WQZ / / / / /4 QZ'!* 1 1 1 1wqz 1 1 1 1 14ur cVt|dkrdStd|DsdS|djd|djd|djdf}|d|dkr.t|dj|djz dkrdSdS)zH Is true if the Horizontality contains a neighbor tone. r>Fc3>K|]}t|jVdSr&r@rs rrz0Horizontality.hasNeighborTone..irAr rrBrCT)r*r!r5abspsrDs rhasNeighborTonezHorizontality.hasNeighborTonebs t99q==522T22222 5 GOA  GOA  GOA   1: # #71:=71:=011A55tur ct}|D])}|t|j*t |dkrdSdS)ze Is true if the Horizontality contains no motion (including enharmonic restatements) rBTF)setaddr"r5r*)r# pitchSetsrs r hasNoMotionzHorizontality.hasNoMotionvsV EE  , ,A MM% ** + + + + y>>Q  4ur r&) r r r __doc__ __slots__r$r(r+r<propertyrErJrOr r rrrsI ****$$$###666X,X&  X   r rceZdZdS)TestNrr r rrTrTrr rTr __main__)rP __future__rcollections.abcrunittestmusic21rr Environment environLocal TreeExceptionrrr rTestCaserT _DOC_ORDERr mainTestr r rr`s>#""""" &{&77      \7   aaaaaKO,aaaN     8      zNNNGTr