#NEWLINE# def __init__( self , filename = None ) : #NEWLINE# #INDENT# 'Create a new VerifierDB instance.\n\n        @type filename: str\n        @param filename: Filename for an on-disk database, or None for\n        an in-memory database.  If the filename already exists, follow\n        this with a call to open().  To create a new on-disk database,\n        follow this with a call to create().\n        ' #NEWLINE# BaseDB . __init__ ( self , filename , 'verifier' )