#NEWLINE# @ x_min . setter #NEWLINE# def x_min( self , value ) : #NEWLINE# #INDENT# if ( ( value is None ) or ( np . isscalar ( value ) and np . isreal ( self ) ) ) : #NEWLINE# #INDENT# self . _x_min = value #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# raise ValueError ( 'x_min should be a real scalar value' )