erreur de lecture excel xls file pandas

J'essaie de faire un DataFrame hors de ce file xls, mais je continue d'avoir des erreurs:

import pandas as pd from pandas import * xls = pd.ExcelFile('/home/nick/LA_County15K-50K.xls') Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/usr/lib/python2.7/dist-packages/pandas/io/excel.py", line 136, in __init__ self.book = xlrd.open_workbook(io) File "/usr/lib/python2.7/dist-packages/xlrd/__init__.py", line 435, in open_workbook ragged_rows=ragged_rows, File "/usr/lib/python2.7/dist-packages/xlrd/book.py", line 91, in open_workbook_xls biff_version = bk.getbof(XL_WORKBOOK_GLOBALS) File "/usr/lib/python2.7/dist-packages/xlrd/book.py", line 1258, in getbof bof_error('Expected BOF record; found %r' % self.mem[savpos:savpos+8]) File "/usr/lib/python2.7/dist-packages/xlrd/book.py", line 1252, in bof_error raise XLRDError('Unsupported format, or corrupt file: ' + msg) xlrd.biffh.XLRDError: Unsupported format, or corrupt file: Expected BOF record; found '\r\n ' 

J'utilise Linux Mint. Pourquoi est-ce que je reçois cette erreur et que puis-je faire pour la corriger afin que je puisse faire un DataFrame, merci?