use python with pandas to get the skew in excel

write @2014 author: hixichen

use python to read the data in excel and generate the skew().

python3.3:

#this is a test case

-- coding: gbk --

print(“hello python!中文”)

#env config import xlrd import os import xlwt3 import numpy

import pandas as pd #from pandas import Series,DataFrame #import pandas

data = xlrd.open_workbook(“E:\data.xlsx”) table = data.sheets()[0] #this need to be verify more

#print (“check”) print (table.nrows) print (table.name) print ("############################")

#total line num line_num=table.nrows

cell_sectionA=table.cell(1,0).value cell_sectionB=table.cell(1,1).value #print (cell_sectionA) #print (cell_sectionB)

start_value=cell_sectionA

#we need to recode the start value ,but not the end. sectionB_each_time_start=0 #sectionB_each_time_end=i is ok.

for i in range(1,line_num): if start_value != table.cell(i,0).value: cacu_num=i-sectionB_each_time_start; #print (cacu_num) #print ("********************************") data={} for j in range(0,(cacu_num-1)): data[j]= table.cell((sectionB_each_time_start+j+1),1).value #print (data[j])

    df = pd.Series(data)
    #print("skew\t")
    #print("skew: %d  %f" %(table.cell(sectionB_each_time_start+1,0).value,df.skew()))
    print("%d"%table.cell(sectionB_each_time_start+1,0).value)
    #print("%f" %df.skew())
     
    #after caculate ,update the variable.
    sectionB_each_time_start=i-1
    start_value=table.cell(i,0).value

#file=xlwt3.Workbook() #table_for_wt=file.add_sheet(“test1”);

#table_for_wt.write(0,0,cell_b) #table_for_wt.write(1,1,cell_b) #file.save(‘E:\wtest.xls’)

Chen Xi
Chen Xi
Software Engineer

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