ParserError (還有請問遇到問題如何查詢解答) 謝謝

2020/04/04 下午 05:38

機器學習共學討論版

cyL

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ml100-4

ml100-4-d04

Path of read in data: http://localhost:8888/edit/SynologyDrive/D4%20data/application_train.csv

--------------------------------------------------------------------------- ParserError Traceback (most recent call last) <ipython-input-42-a953cb587f79> in <module> 6 f_app = os.path.join(dir_data, 'application_train.csv') 7 print('Path of read in data: %s' % (f_app)) ----> 8 app_train = pd.read_csv(f_app) ~\Anaconda3\lib\site-packages\pandas\io\parsers.py in parser_f(filepath_or_buffer, sep, delimiter, header, names, index_col, usecols, squeeze, prefix, mangle_dupe_cols, dtype, engine, converters, true_values, false_values, skipinitialspace, skiprows, skipfooter, nrows, na_values, keep_default_na, na_filter, verbose, skip_blank_lines, parse_dates, infer_datetime_format, keep_date_col, date_parser, dayfirst, cache_dates, iterator, chunksize, compression, thousands, decimal, lineterminator, quotechar, quoting, doublequote, escapechar, comment, encoding, dialect, error_bad_lines, warn_bad_lines, delim_whitespace, low_memory, memory_map, float_precision) 683 ) 684 --> 685 return _read(filepath_or_buffer, kwds) 686 687 parser_f.__name__ = name ~\Anaconda3\lib\site-packages\pandas\io\parsers.py in _read(filepath_or_buffer, kwds) 461 462 try: --> 463 data = parser.read(nrows) 464 finally: 465 parser.close() ~\Anaconda3\lib\site-packages\pandas\io\parsers.py in read(self, nrows) 1152 def read(self, nrows=None): 1153 nrows = _validate_integer("nrows", nrows) -> 1154 ret = self._engine.read(nrows) 1155 1156 # May alter columns / col_dict ~\Anaconda3\lib\site-packages\pandas\io\parsers.py in read(self, nrows) 2057 def read(self, nrows=None): 2058 try: -> 2059 data = self._reader.read(nrows) 2060 except StopIteration: 2061 if self._first_chunk: pandas\_libs\parsers.pyx in pandas._libs.parsers.TextReader.read() pandas\_libs\parsers.pyx in pandas._libs.parsers.TextReader._read_low_memory() pandas\_libs\parsers.pyx in pandas._libs.parsers.TextReader._read_rows() pandas\_libs\parsers.pyx in pandas._libs.parsers.TextReader._tokenize_rows() pandas\_libs\parsers.pyx in pandas._libs.parsers.raise_parser_error() ParserError: Error tokenizing data. C error: Expected 1 fields in line 12, saw 2

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2020/04/04 下午 11:19

Shih Cheng Chen

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他讀到的路徑"D4%20DATA" ，%20應該是空格，把空格去掉試試看
2020/04/05 上午 04:28

張維元 (WeiYuan)

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嗨，cyL

呃，你這樣提供的資訊太少了，應該要把造成錯誤的程式碼也一起貼上來！

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