title: XLRDError: Expected BOF record; found 0x4b50
body: <p>I don't think there is something wrong with the codes. Can you help me? I need help.        Thank you!</p>
  
  <pre><code>from xlrd import open_workbook
  
  wb = open_workbook('/pdf-ex/exc.xlsx','rb')
  for s in wb.sheets():
      print 'Sheet:',s.name
      for row in range(s.nrows):
          values=[]
          for col in range(s.ncols):
              values.append(s.cell(row,col).value)
          print ",".join(values)
      print
  </code></pre>