# -*- coding: utf-8 -*-
import xlrd

def open_excel(file= 'file.xls'):
    try:
        data = xlrd.open_workbook(file)
        return data
    except Exception as e:
        print(e)

    #根据索引获取Excel表格中的数据   参数:file：Excel文件路径     colnameindex：表头列名所在行的所以  ，by_index：表的索引
def excel_table_byindex(file= 'file.xls',colnameindex=0,by_index=0):
    data = open_excel(file)
    table = data.sheets()[by_index]
    nrows = table.nrows                                                                                                     # 行数
    ncols = table.ncols                                                                                                     # 列数
    colnames = table.row_values(colnameindex)                                                                               # 某一行数据
    list = []
    for rownum in range(1, nrows):
        row = table.row_values(rownum)
        if row:
            app = {}
            for i in range(len(colnames)):
                app[colnames[i]] = row[i]
            list.append(app)
    return list