.. _moduleVoiceLeading:

music21.voiceLeading
====================

.. WARNING: DO NOT EDIT THIS FILE:
   AUTOMATICALLY GENERATED.
   PLEASE EDIT THE .py FILE DIRECTLY.

.. automodule:: music21.voiceLeading

Functions
---------

.. autofunction:: music21.voiceLeading.getVerticalityFromObject

VoiceLeadingQuartet
-------------------

.. autoclass:: music21.voiceLeading.VoiceLeadingQuartet

.. rubric:: :class:`~music21.voiceLeading.VoiceLeadingQuartet` bases

- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.VoiceLeadingQuartet` read-only properties

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.VoiceLeadingQuartet` read/write properties

.. autoattribute:: music21.voiceLeading.VoiceLeadingQuartet.key

.. autoattribute:: music21.voiceLeading.VoiceLeadingQuartet.v1n1

.. autoattribute:: music21.voiceLeading.VoiceLeadingQuartet.v1n2

.. autoattribute:: music21.voiceLeading.VoiceLeadingQuartet.v2n1

.. autoattribute:: music21.voiceLeading.VoiceLeadingQuartet.v2n2

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.VoiceLeadingQuartet` methods

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.antiParallelMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.closesIncorrectly

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.contraryMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.hiddenFifth

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.hiddenInterval

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.hiddenOctave

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.improperResolution

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.inwardContraryMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.leapNotSetWithStep

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.motionType

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.noMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.obliqueMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.opensIncorrectly

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.outwardContraryMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.parallelFifth

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.parallelInterval

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.parallelMotion

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.parallelOctave

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.parallelUnison

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.parallelUnisonOrOctave

.. automethod:: music21.voiceLeading.VoiceLeadingQuartet.similarMotion

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.VoiceLeadingQuartet` instance variables

.. attribute:: VoiceLeadingQuartet.hIntervals

	list of the two melodic intervals present,
	v1n1 to v1n2 and v2n1 to v2n2

.. attribute:: VoiceLeadingQuartet.vIntervals

	list of the two harmonic intervals present,
	vn1n1 to v2n1 and v1n2 to v2n2

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

ThreeNoteLinearSegment
----------------------

.. autoclass:: music21.voiceLeading.ThreeNoteLinearSegment

.. rubric:: :class:`~music21.voiceLeading.ThreeNoteLinearSegment` bases

- :class:`~music21.voiceLeading.NNoteLinearSegment`
- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.ThreeNoteLinearSegment` read-only properties

.. autoattribute:: music21.voiceLeading.ThreeNoteLinearSegment.iLeft

.. autoattribute:: music21.voiceLeading.ThreeNoteLinearSegment.iLeftToRight

.. autoattribute:: music21.voiceLeading.ThreeNoteLinearSegment.iRight

Read-only properties inherited from :class:`~music21.voiceLeading.NNoteLinearSegment`:

.. hlist::
   :columns: 3

   - :attr:`~music21.voiceLeading.NNoteLinearSegment.melodicIntervals`
   - :attr:`~music21.voiceLeading.NNoteLinearSegment.noteList`

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.ThreeNoteLinearSegment` read/write properties

.. autoattribute:: music21.voiceLeading.ThreeNoteLinearSegment.n1

.. autoattribute:: music21.voiceLeading.ThreeNoteLinearSegment.n2

.. autoattribute:: music21.voiceLeading.ThreeNoteLinearSegment.n3

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.ThreeNoteLinearSegment` methods

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.color

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.couldBeChromaticNeighborTone

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.couldBeChromaticPassingTone

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.couldBeDiatonicNeighborTone

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.couldBeDiatonicPassingTone

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.couldBeNeighborTone

.. automethod:: music21.voiceLeading.ThreeNoteLinearSegment.couldBePassingTone

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.ThreeNoteLinearSegment` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

Verticality
-----------

.. autoclass:: music21.voiceLeading.Verticality

.. rubric:: :class:`~music21.voiceLeading.Verticality` bases

- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.Verticality` read-only properties

.. autoattribute:: music21.voiceLeading.Verticality.objects

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.Verticality` read/write properties

.. autoattribute:: music21.voiceLeading.Verticality.color

.. autoattribute:: music21.voiceLeading.Verticality.lyric

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.Verticality` methods

.. automethod:: music21.voiceLeading.Verticality.changeDurationofAllObjects

.. automethod:: music21.voiceLeading.Verticality.getChord

.. automethod:: music21.voiceLeading.Verticality.getLongestDuration

.. automethod:: music21.voiceLeading.Verticality.getObjectsByClass

.. automethod:: music21.voiceLeading.Verticality.getObjectsByPart

.. automethod:: music21.voiceLeading.Verticality.getShortestDuration

.. automethod:: music21.voiceLeading.Verticality.getStream

.. automethod:: music21.voiceLeading.Verticality.isConsonant

.. automethod:: music21.voiceLeading.Verticality.makeAllLargestDuration

.. automethod:: music21.voiceLeading.Verticality.makeAllSmallestDuration

.. automethod:: music21.voiceLeading.Verticality.offset

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.Verticality` instance variables

.. attribute:: Verticality.contentDict

	Dictionary representing contents of vertical slices.
	the keys of the dictionary
	are the part numbers and the element at each key is a list of
	music21 objects (allows for multiple voices
	in a single part)

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

VerticalityNTuplet
------------------

.. autoclass:: music21.voiceLeading.VerticalityNTuplet

.. rubric:: :class:`~music21.voiceLeading.VerticalityNTuplet` bases

- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.VerticalityNTuplet` read-only properties

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.VerticalityNTuplet` read/write properties

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.VerticalityNTuplet` methods

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.VerticalityNTuplet` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

MotionType
----------

.. autoclass:: music21.voiceLeading.MotionType

NChordLinearSegment
-------------------

.. autoclass:: music21.voiceLeading.NChordLinearSegment

.. rubric:: :class:`~music21.voiceLeading.NChordLinearSegment` bases

- :class:`~music21.voiceLeading.NObjectLinearSegment`
- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.NChordLinearSegment` read-only properties

.. autoattribute:: music21.voiceLeading.NChordLinearSegment.chordList

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.NChordLinearSegment` read/write properties

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.NChordLinearSegment` methods

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.NChordLinearSegment` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

NNoteLinearSegment
------------------

.. autoclass:: music21.voiceLeading.NNoteLinearSegment

.. rubric:: :class:`~music21.voiceLeading.NNoteLinearSegment` bases

- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.NNoteLinearSegment` read-only properties

.. autoattribute:: music21.voiceLeading.NNoteLinearSegment.melodicIntervals

.. autoattribute:: music21.voiceLeading.NNoteLinearSegment.noteList

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.NNoteLinearSegment` read/write properties

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.NNoteLinearSegment` methods

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.NNoteLinearSegment` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

NObjectLinearSegment
--------------------

.. autoclass:: music21.voiceLeading.NObjectLinearSegment

.. rubric:: :class:`~music21.voiceLeading.NObjectLinearSegment` bases

- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.NObjectLinearSegment` read-only properties

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.NObjectLinearSegment` read/write properties

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.NObjectLinearSegment` methods

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.NObjectLinearSegment` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

TwoChordLinearSegment
---------------------

.. autoclass:: music21.voiceLeading.TwoChordLinearSegment

.. rubric:: :class:`~music21.voiceLeading.TwoChordLinearSegment` bases

- :class:`~music21.voiceLeading.NChordLinearSegment`
- :class:`~music21.voiceLeading.NObjectLinearSegment`
- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.TwoChordLinearSegment` read-only properties

Read-only properties inherited from :class:`~music21.voiceLeading.NChordLinearSegment`:

.. hlist::
   :columns: 3

   - :attr:`~music21.voiceLeading.NChordLinearSegment.chordList`

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.TwoChordLinearSegment` read/write properties

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.TwoChordLinearSegment` methods

.. automethod:: music21.voiceLeading.TwoChordLinearSegment.bassInterval

.. automethod:: music21.voiceLeading.TwoChordLinearSegment.rootInterval

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.TwoChordLinearSegment` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`

VerticalityTriplet
------------------

.. autoclass:: music21.voiceLeading.VerticalityTriplet

.. rubric:: :class:`~music21.voiceLeading.VerticalityTriplet` bases

- :class:`~music21.voiceLeading.VerticalityNTuplet`
- :class:`~music21.base.Music21Object`

.. rubric:: :class:`~music21.voiceLeading.VerticalityTriplet` read-only properties

Read-only properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.beat`
   - :attr:`~music21.base.Music21Object.beatDuration`
   - :attr:`~music21.base.Music21Object.beatStr`
   - :attr:`~music21.base.Music21Object.beatStrength`
   - :attr:`~music21.base.Music21Object.classSet`
   - :attr:`~music21.base.Music21Object.classes`
   - :attr:`~music21.base.Music21Object.measureNumber`

.. rubric:: :class:`~music21.voiceLeading.VerticalityTriplet` read/write properties

Read/write properties inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.activeSite`
   - :attr:`~music21.base.Music21Object.derivation`
   - :attr:`~music21.base.Music21Object.duration`
   - :attr:`~music21.base.Music21Object.offset`
   - :attr:`~music21.base.Music21Object.priority`
   - :attr:`~music21.base.Music21Object.quarterLength`
   - :attr:`~music21.base.Music21Object.seconds`

.. rubric:: :class:`~music21.voiceLeading.VerticalityTriplet` methods

.. automethod:: music21.voiceLeading.VerticalityTriplet.hasNeighborTone

.. automethod:: music21.voiceLeading.VerticalityTriplet.hasPassingTone

Methods inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :meth:`~music21.base.Music21Object.containerHierarchy`
   - :meth:`~music21.base.Music21Object.contextSites`
   - :meth:`~music21.base.Music21Object.getAllContextsByClass`
   - :meth:`~music21.base.Music21Object.getContextAttr`
   - :meth:`~music21.base.Music21Object.getContextByClass`
   - :meth:`~music21.base.Music21Object.getOffsetBySite`
   - :meth:`~music21.base.Music21Object.getSpannerSites`
   - :meth:`~music21.base.Music21Object.informSites`
   - :meth:`~music21.base.Music21Object.isClassOrSubclass`
   - :meth:`~music21.base.Music21Object.mergeAttributes`
   - :meth:`~music21.base.Music21Object.next`
   - :meth:`~music21.base.Music21Object.previous`
   - :meth:`~music21.base.Music21Object.purgeLocations`
   - :meth:`~music21.base.Music21Object.purgeOrphans`
   - :meth:`~music21.base.Music21Object.removeLocationBySite`
   - :meth:`~music21.base.Music21Object.setContextAttr`
   - :meth:`~music21.base.Music21Object.setOffsetBySite`
   - :meth:`~music21.base.Music21Object.show`
   - :meth:`~music21.base.Music21Object.sortTuple`
   - :meth:`~music21.base.Music21Object.splitAtDurations`
   - :meth:`~music21.base.Music21Object.splitAtQuarterLength`
   - :meth:`~music21.base.Music21Object.splitByQuarterLengths`
   - :meth:`~music21.base.Music21Object.write`

.. rubric:: :class:`~music21.voiceLeading.VerticalityTriplet` instance variables

Instance variables inherited from :class:`~music21.base.Music21Object`:

.. hlist::
   :columns: 3

   - :attr:`~music21.base.Music21Object.classSortOrder`
   - :attr:`~music21.base.Music21Object.groups`
   - :attr:`~music21.base.Music21Object.hideObjectOnPrint`
   - :attr:`~music21.base.Music21Object.id`
   - :attr:`~music21.base.Music21Object.isStream`
   - :attr:`~music21.base.Music21Object.xPosition`
