def cmd_legend(self, args):
        '''setup legend for graphs'''
        if len(args) == 0:
            for leg in self.legend.keys():
                print("%s -> %s" % (leg, self.legend[leg]))
        elif len(args) == 1:
            leg = args[0]
            if leg in self.legend:
                print("Removing legend %s" % leg)
                self.legend.pop(leg)
        elif len(args) >= 2:
            leg = args[0]
            leg2 = args[1]
            print("Adding legend %s -> %s" % (leg, leg2))
            self.legend[leg] = leg2
def cmd_legend ( self , args ) : if len ( args ) == 0 : for leg in self . legend . keys ( ) : print ( "%s -> %s" % ( leg , self . legend [ leg ] ) ) elif len ( args ) == 1 : leg = args [ 0 ] if leg in self . legend : print ( "Removing legend %s" % leg ) self . legend . pop ( leg ) elif len ( args ) >= 2 : leg = args [ 0 ] leg2 = args [ 1 ] print ( "Adding legend %s -> %s" % ( leg , leg2 ) ) self . legend [ leg ] = leg2
setup legend for graphs