Contrabass

class instrumenttools.Contrabass(instrument_name='contrabass', short_instrument_name='cb.', instrument_name_markup=None, short_instrument_name_markup=None, allowable_clefs=('bass', 'treble'), default_tuning=('C1', 'A1', 'D2', 'G2'), pitch_range='[C1, G4]', sounding_pitch_of_written_middle_c='C3')

A contrabass.

>>> staff = Staff("c'4 d'4 e'4 fs'4")
>>> clef = Clef(name='bass')
>>> attach(clef, staff)
>>> contrabass = instrumenttools.Contrabass()
>>> attach(contrabass, staff)
>>> show(staff) 

Lineage

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Attribute summary

allowable_clefs Gets contrabass’s allowable clefs.
default_tuning Gets contrabass’s default tuning.
instrument_name Gets contrabass’s name.
instrument_name_markup Gets contrabass’s instrument name markup.
pitch_range Gets contrabass’s range.
short_instrument_name Gets contrabass’s short instrument name.
short_instrument_name_markup Gets contrabass’s short instrument name markup.
sounding_pitch_of_written_middle_c Gets sounding pitch of contrabass’s written middle C.
transpose_from_sounding_pitch_to_written_pitch(...) Transposes note_or_chord from sounding pitch of instrument to written pitch of instrument.
transpose_from_written_pitch_to_sounding_pitch(...) Transposes expr from written pitch of instrument to sounding pitch of instrument.
__copy__(\*args) Copies Abjad value object.
__eq__(expr) Is true when all initialization values of Abjad value object equal the initialization values of expr.
__format__([format_specification]) Formats Abjad object.
__hash__() Hashes Abjad value object.
__ne__(expr) Is true when Abjad object does not equal expr.
__repr__() Gets interpreter representation of Abjad object.

Read-only properties

Contrabass.allowable_clefs

Gets contrabass’s allowable clefs.

>>> contrabass.allowable_clefs
ClefInventory([Clef(name='bass'), Clef(name='treble')])
>>> show(contrabass.allowable_clefs) 

Returns clef inventory.

Contrabass.default_tuning

Gets contrabass’s default tuning.

>>> contrabass.default_tuning
Tuning(pitches=PitchSegment(['c,,', 'a,,', 'd,', 'g,']))

Returns tuning.

Contrabass.instrument_name

Gets contrabass’s name.

>>> contrabass.instrument_name
'contrabass'

Returns string.

Contrabass.instrument_name_markup

Gets contrabass’s instrument name markup.

>>> contrabass.instrument_name_markup
Markup(contents=('Contrabass',))
>>> show(contrabass.instrument_name_markup) 

Returns markup.

Contrabass.pitch_range

Gets contrabass’s range.

>>> contrabass.pitch_range
PitchRange(range_string='[C1, G4]')
>>> show(contrabass.pitch_range) 

Returns pitch range.

Contrabass.short_instrument_name

Gets contrabass’s short instrument name.

>>> contrabass.short_instrument_name
'cb.'

Returns string.

Contrabass.short_instrument_name_markup

Gets contrabass’s short instrument name markup.

>>> contrabass.short_instrument_name_markup
Markup(contents=('Cb.',))
>>> show(contrabass.short_instrument_name_markup) 

Returns markup.

Contrabass.sounding_pitch_of_written_middle_c

Gets sounding pitch of contrabass’s written middle C.

>>> contrabass.sounding_pitch_of_written_middle_c
NamedPitch('c')
>>> show(contrabass.sounding_pitch_of_written_middle_c) 

Returns named pitch.

Methods

(Instrument).transpose_from_sounding_pitch_to_written_pitch(note_or_chord)

Transposes note_or_chord from sounding pitch of instrument to written pitch of instrument.

Returns note_or_chord with adjusted pitches.

(Instrument).transpose_from_written_pitch_to_sounding_pitch(note_or_chord)

Transposes expr from written pitch of instrument to sounding pitch of instrument.

Returns note_or_chord with adjusted pitches.

Special methods

(AbjadValueObject).__copy__(*args)

Copies Abjad value object.

Returns new Abjad value object.

(AbjadValueObject).__eq__(expr)

Is true when all initialization values of Abjad value object equal the initialization values of expr.

Returns true or false.

(AbjadObject).__format__(format_specification='')

Formats Abjad object.

Set format_specification to ‘’ or ‘storage’. Interprets ‘’ equal to ‘storage’.

Returns string.

(AbjadValueObject).__hash__()

Hashes Abjad value object.

Returns integer.

(AbjadObject).__ne__(expr)

Is true when Abjad object does not equal expr. Otherwise false.

Returns true or false.

(AbjadObject).__repr__()

Gets interpreter representation of Abjad object.

Returns string.