我试图根据另一个数据帧的两个值之间的值向数据帧列分配一个值:
intervals = pd.DataFrame(columns = ['From','To','Value'], data = [[0,100,'A'],[100,200,'B'],[200,500,'C']])
print('intervals\n',intervals,'\n')
points = pd.DataFrame(columns = ['Point', 'Value'], data = [[45,'X'],[125,'X'],[145,'X'],[345,'X']])
print('points\n',points,'\n')
DesiredResult = pd.DataFrame(columns = ['Point', 'Value'], data = [[45,'A'],[125,'B'],[145,'B'],[345,'C']])
print('DesiredResult\n',DesiredResult,'\n')
非常感谢