Get all data source encoding list

Question

I am able to set data source encoding through this answer to Setting character encoding for all layers at once using PyQGIS? and now i want to list all the datasource encodig types. how it is possible i have also check official API but nothing found!

for layer in QgsMapLayerRegistry.instance().mapLayers().values():
    layer.setProviderEncoding(u'UTF-8')
    layer.dataProvider().setEncoding(u'UTF-8')
    print layer.name(), layer.dataProvider().encoding() 

Answer 1

The QgsVectorDataProvider class has the availableEncodings() method which provides you with a list of available encoding types:

QgsVectorDataProvider.availableEncodings()