txt转化csv文件内容

学号,姓名,得分
001,A,100
002,B,60
003,C,80

代码

import pandas as pd
score=pd.read_csv("C:\Users\acer\Desktop\test")
print score

Traceback (most recent call last):
  File "D:\Java\myeclipse\workspace\IPython\com\Test\test_pandas_read.py", line 2, in <module>
    score=pd.read_csv("C:\Users\acer\Desktop\test")
  File "D:\Python\Python\lib\site-packages\pandas\io\parsers.py", line 645, in parser_f
    return _read(filepath_or_buffer, kwds)
  File "D:\Python\Python\lib\site-packages\pandas\io\parsers.py", line 388, in _read
    parser = TextFileReader(filepath_or_buffer, **kwds)
  File "D:\Python\Python\lib\site-packages\pandas\io\parsers.py", line 729, in __init__
    self._make_engine(self.engine)
  File "D:\Python\Python\lib\site-packages\pandas\io\parsers.py", line 922, in _make_engine
    self._engine = CParserWrapper(self.f, **self.options)
  File "D:\Python\Python\lib\site-packages\pandas\io\parsers.py", line 1389, in __init__
    self._reader = _parser.TextReader(src, **kwds)
  File "pandas\parser.pyx", line 373, in pandas.parser.TextReader.__cinit__ (pandas\parser.c:4175)
  File "pandas\parser.pyx", line 667, in pandas.parser.TextReader._setup_parser_source (pandas\parser.c:8440)
IOError: File C:\Userscer\Desktop    est does not exist