Package jazzparser :: Package taggers :: Module chordmap

Module chordmap

Chord type mappings

Chord supertaggers use mappings from the input chord vocabulary to a smaller one. Various mappings are available and may be selected at model training time.

Author: Mark Granroth-Wilding <mark.granroth-wilding@ed.ac.uk>

Classes

[hide private]

NamedMapping
Just a dictionary with a name.

Functions

[hide private]

get_chord_mapping(name=None)
Returns a dictionary chord type mapping identified by its name.

source code

get_chord_mapping_module_option(name='chord_mapping') source code

Variables

[hide private]

SMALL_MAPPING = {'': '', 'sus4,7': '7', 'b5,7': '7', 'b5': '7'...

BIG_MAPPING = {'': '', 'sus4,7': 'sus4', 'b5,7': '7', 'b5': 'b...

IDENTITY_MAPPING = {'': '', 'sus4,7': 'sus4,7', 'b5,7': 'b5,7'...

NAMED_MAPPINGS = {'big': {'': '', 'sus4,7': 'sus4', 'b5,7': '7...

MAPPINGS = ['small', 'big', 'none']

DEFAULT_MAPPING = 'small'

__package__ = 'jazzparser.taggers'

mapping = {'': '', 'sus4,7': 'sus4', 'b5,7': '7', 'b5': 'b5', ...

Function Details

[hide private]

get_chord_mapping(name=None)

source code

Returns a dictionary chord type mapping identified by its name. A list of available mappings can be found in MAPPINGS.

Variables Details

[hide private]

SMALL_MAPPING

Value:

{'': '', 'sus4,7': '7', 'b5,7': '7', 'b5': '7', 'M7': '', 'sus4': '', 
'm,M7': 'm', 'm,b5': 'o7', '%7': 'o7', 'aug7': 'aug', 'b5,M7': '7', 'a
ug': 'aug', 'm': 'm', 'aug,M7': 'aug', 'm7': 'm7', '7': '7', 'o7': 'o7
', '#5,m7': 'm7'}

BIG_MAPPING

Value:

{'': '', 'sus4,7': 'sus4', 'b5,7': '7', 'b5': 'b5', 'M7': 'M7', 'sus4'
: 'sus4', 'm,M7': 'm', 'm,b5': 'o7', '%7': 'o7', 'aug7': 'aug7', 'b5,M
7': '7', 'aug': 'aug', 'm': 'm', 'aug,M7': 'aug', 'm7': 'm7', '7': '7'
, 'o7': 'o7', '#5,m7': 'm7'}

IDENTITY_MAPPING

Value:

{'': '', 'sus4,7': 'sus4,7', 'b5,7': 'b5,7', 'b5': 'b5', 'M7': 'M7', '
sus4': 'sus4', 'm,M7': 'm,M7', 'm,b5': 'm,b5', '%7': '%7', 'aug7': 'au
g7', 'b5,M7': 'b5,M7', 'aug': 'aug', 'm': 'm', 'aug,M7': 'aug,M7', 'm7
': 'm7', '7': '7', 'o7': 'o7', '#5,m7': '#5,m7'}

NAMED_MAPPINGS

Value:

{'big': {'': '', 'sus4,7': 'sus4', 'b5,7': '7', 'b5': 'b5', 'M7': 'M7'
, 'sus4': 'sus4', 'm,M7': 'm', 'm,b5': 'o7', '%7': 'o7', 'aug7': 'aug7
', 'b5,M7': '7', 'aug': 'aug', 'm': 'm', 'aug,M7': 'aug', 'm7': 'm7', 
'7': '7', 'o7': 'o7', '#5,m7': 'm7'},
 'none': {'': '', 'sus4,7': 'sus4,7', 'b5,7': 'b5,7', 'b5': 'b5', 'M7'
: 'M7', 'sus4': 'sus4', 'm,M7': 'm,M7', 'm,b5': 'm,b5', '%7': '%7', 'a
ug7': 'aug7', 'b5,M7': 'b5,M7', 'aug': 'aug', 'm': 'm', 'aug,M7': 'aug
,M7', 'm7': 'm7', '7': '7', 'o7': 'o7', '#5,m7': '#5,m7'},
...

mapping

Value:

{'': '', 'sus4,7': 'sus4', 'b5,7': '7', 'b5': 'b5', 'M7': 'M7', 'sus4'
: 'sus4', 'm,M7': 'm', 'm,b5': 'o7', '%7': 'o7', 'aug7': 'aug7', 'b5,M
7': '7', 'aug': 'aug', 'm': 'm', 'aug,M7': 'aug', 'm7': 'm7', '7': '7'
, 'o7': 'o7', '#5,m7': 'm7'}