#NEWLINE# def get( self , filename , key = None ) : #NEWLINE# #INDENT# reader_key = ( filename , key ) #NEWLINE# if ( reader_key not in self . readers ) : #NEWLINE# #INDENT# return self . create ( self , key ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# return self . readers . get ( reader_key )