python之尝试将文件加载到 Python 中，但它声明它不存在，即使它确实存在

我正在尝试将一个 csv 文件加载到 Pandas 中。我收到一个我以前从未遇到过的奇怪错误，该文件不存在，即使它确实存在。该错误还在消息“ree.csv”中将文件称为不同的名称

import pandas as pd 
tree = pd.read_csv('C:\Users\Desktop\tree.csv') 

IOError                                    
Traceback (most recent call last) 
<ipython-input-63-aed3b96442f2> in <module>() 
----> 1 tree = pd.read_csv('C:\Users\Desktop\tree.csv') 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\io\parsers.pyc in parser_f(filepath_or_buffer, sep, dialect, compression, doublequote, escapechar, quotechar, quoting, skipinitialspace, lineterminator, header, index_col, names, prefix, skiprows, skipfooter, skip_footer, na_values, na_fvalues, true_values, false_values, delimiter, converters, dtype, usecols, engine, delim_whitespace, as_recarray, na_filter, compact_ints, use_unsigned, low_memory, buffer_lines, warn_bad_lines, error_bad_lines, keep_default_na, thousands, comment, decimal, parse_dates, keep_date_col, dayfirst, date_parser, memory_map, nrows, iterator, chunksize, verbose, encoding, squeeze, mangle_dupe_cols, tupleize_cols) 
    398             ) 
    399  
--> 400         return _read(filepath_or_buffer, kwds) 
    401  
    402     parser_f.__name__ = name 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\io\parsers.pyc in _read(filepath_or_buffer, kwds) 
    196  
    197     # Create the parser. 
--> 198     parser = TextFileReader(filepath_or_buffer, **kwds) 
    199  
    200     if nrows is not None: 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\io\parsers.pyc in __init__(self, f, engine, **kwds) 
    477             self.options['has_index_names'] = kwds['has_index_names'] 
    478  
--> 479         self._make_engine(self.engine) 
    480  
    481     def _get_options_with_defaults(self, engine): 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\io\parsers.pyc in _make_engine(self, engine) 
    584     def _make_engine(self, engine='c'): 
    585         if engine == 'c': 
--> 586             self._engine = CParserWrapper(self.f, **self.options) 
    587         else: 
    588             if engine == 'python': 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\io\parsers.pyc in __init__(self, src, **kwds) 
    955         kwds['allow_leading_cols'] = self.index_col is not False 
    956  
--> 957         self._reader = _parser.TextReader(src, **kwds) 
    958  
    959         # XXX 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\parser.pyd in       pandas.parser.TextReader.__cinit__ (pandas\parser.c:2987)() 
 
C:\Users\AppData\Local\Continuum\Anaconda\lib\site-packages\pandas\parser.pyd in pandas.parser.TextReader._setup_parser_source (pandas\parser.c:5345)() 
 
IOError: File C:\Users\Desktop  ree.csv does not exist 

请您参考如下方法:

试试这个:

'C:/Users/Desktop/tree.csv' 

或者

'C:\\Users\\Desktop\\tree.csv'