一些pandas问题

1、WARNING *** file size (48130) not 512 + multiple of sector size (512)

解决办法：

import pandas as pd
import xlrd

wb = xlrd.open_workbook('file.xls', logfile=open(devnull, 'w'))
pd_obj = pd.read_excel(wb, dtype=str, usecols=usecols, skiprows=3, engine='xlrd')```