# 需要导入模块: from pandas import DataFrame [as 别名]# 或者: from pandas.DataFrame importapplymap[as 别名]defpd_03():frame=DataFrame(np.random.randn(4,3),columns=list('bde'),index=['Ohio','Colorado','Utah','New York'])printframeprintnp.abs(frame) f=lambdax:x.max()-x.min()prin...