#NEWLINE# @ check_analysis . implementation ( * operations ) #NEWLINE# def Binop_check_analysis( binop , out ) : #NEWLINE# #INDENT# def indent( * strings ) : #NEWLINE# #INDENT# out ( '    ' , * strings ) #NEWLINE# #UNINDENT# out ( '(' ) #NEWLINE# check_analysis ( out . left , indent ) #NEWLINE# indent ( binop . op ) #NEWLINE# check_analysis ( binop . right , indent ) #NEWLINE# out ( ')' ) #NEWLINE# if binop . errors : #NEWLINE# #INDENT# out ( '# ^ ' , ', ' . join ( binop . errors ) )