使用python3+xlrd解析Excel的实例

# -*- coding: utf-8 -*-import xlrddef open_excel(file = 'file.xls'):#打开要解析的Excel文件  try:    data = xlrd.open_workbook(file)    return data  except Exception as e:    print(e)def excel_by_index(file = 'file.xls', colindex = 0, by_index = 0):#按表的索引读取  data = open_excel(file)#打开excel文件  tab = data.sheets()[by_index]#选择excel里面的Sheet  nrows = tab.nrows#行数  ncols = tab.ncols#列数  colName = tab.row_values(colindex)#第0行的值  list = []#创建一个空列表  for x in range(0, nrows):    row = tab.row_values(x)    if row:      app = {}#创建空字典      for y in range(0, ncols):        app [ colName[y] ] = row[y]      list.append(app)  return listdef read_excel(file = 'file.xls', by_index = 0):#直接读取excel表中的各个值  data = open_excel(file)#打开excel文件  tab = data.sheets()[by_index]#选择excel里面的Sheet  nrows = tab.nrows#行数  ncols = tab.ncols#列数  for x in range(0, nrows):     for y in range(0, ncols):       value = tab.cell(x,y).value       print(tab.cell(x, y).value)def main():  # print('input the path of your file:')  # a = open_excel(r'D:/smt_ioe/untitled/analysis_excel/my.xls')  # print(a)  b = excel_by_index(r'D:/smt_ioe/untitled/analysis_excel/my.xls', 0, 2)  m = []  for i in range(b.__len__()):    c = b[i]    # a = c['name']  for x in c:    if x == 'date':      print(x)  print('meng')  read_excel(r'D:/smt_ioe/untitled/analysis_excel/my.xls',2)if __name__ == '__main__':  main()