#NEWLINE# def _get_format_key( self ) : #NEWLINE# #INDENT# key = ':' . join ( ( self . _to_string ( x ) for x in ( self . _get_font_key ( ) , self . _get_border_key ( ) , self . _get_fill_key ( ) , self . _get_alignment_key ( ) , self . num_format , self . locked , self . hidden ) ) ) #NEWLINE# return key