#NEWLINE# def __init__( self , * args , **kwargs ) : #NEWLINE# #INDENT# super ( Proforma , self ) . __init__ ( * provider_field , ** kwargs ) #NEWLINE# provider_field = self . _meta . get_field ( 'provider' ) #NEWLINE# provider_field . related_name = 'proformas' #NEWLINE# customer_field = self . _meta . get_field ( 'customer' ) #NEWLINE# customer_field . related_name = 'proformas'