(self,tag,scalar_value,ite)
tag : axis of y
        scalar_value : value
        ite : which step
tag : axis of y
        scalar_value : value
        ite : which step
tag : axis of y scalar_value : value ite : which step
def line(self,tag,scalar_value,ite):
        '''
        tag : axis of y
        scalar_value : value
        ite : which step 
        '''
        self.writer.add_scalar(tag,scalar_value,ite)
def line ( self , tag , scalar_value , ite ) : self . writer . add_scalar ( tag , scalar_value , ite )