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餐饮销额数据异常值检测代码按着书上代码敲了一遍出现如下错误需要将源代码改为p = data.boxplot(return_type = 'dict')整体代码如下所示：#encoding:utf-8import pandas as pdimport matplotlib.pyplot as pltcatering_sale = './data/catering_sal...

import pandas as pdfrom scipy.interpolate import lagrangeinputfile = './data/catering_sale.xls'outputfile = 'sales.xls'data = pd.read_excel(inputfile)row_indexs = (data[u'销量'] < 400) | (data[...

绘制正弦函数import matplotlib.pyplot as pltplt.rcParams['font.sans-serif'] = ['SimHei'] #用来正常显示中文标签plt.rcParams['axes.unicode_minus'] = False #用来正常显示负号plt.figure(figsize = (7,5))#创建图像区域，制定比例import nu...