#NEWLINE# def start( self ) : #NEWLINE# #INDENT# self . instructions ( ) #NEWLINE# p_canvas = self . fitsimage . get_canvas ( ) #NEWLINE# if ( not p_canvas . has_object ( self . canvas ) ) : #NEWLINE# #INDENT# p_canvas . add ( self . canvas , tag = self . layertag ) #NEWLINE# #UNINDENT# self . canvas . delete_all_objects ( ) #NEWLINE# self . resume ( )