#NEWLINE# def __init__( self , ext_mgr = None , init_only = None ) : #NEWLINE# #INDENT# LOG . warning ( _LW ( 'Deprecated: Starting with the Liberty release, the v2 API was already deprecated and the v2.1 API is set as the default. Nova also supports v2.1 API legacy v2 compatible mode for switching to v2.1 API smoothly. For more information on how to configure v2.1 API and legacy v2 compatible mode, please refer Nova api-paste.ini sample file.' ) ) #NEWLINE# super ( APIRouter , self ) . __init__ ( ext_mgr = self , init_only = init_only )