質問編集履歴

1

追記

2018/11/15 01:35

投稿

essa
essa

スコア81

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  解決策をご存知のかたがいましたら、おしえていただけると幸いです。
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+ #########################
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+ 下記追記情報
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+ 追記情報依頼ありがとうございます。
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+ Pythonバージョン:Python3
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+ CSVファイルのエンコーディング:UTF-8
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+ TraceBack全文;
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+ ```TraceBack
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+ Traceback (most recent call last):
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+ File "csv_merge.py", line 16, in <module>
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+ hoge_ex = hoge.query('2000<"年"<2005')
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+ File "C:\user\Anaconda3\lib\site-packages\dask\dataframe\core.py", line 2367, in query
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+ meta = self._meta.query(expr, **kwargs)
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+ File "C:\user\Anaconda3\lib\site-packages\pandas\core\frame.py", line 2116, in query
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+ res = self.eval(expr, **kwargs)
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+ File "C:\user\Anaconda3\lib\site-packages\pandas\core\frame.py", line 2186, in eval
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+ return _eval(expr, inplace=inplace, **kwargs)
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+ File "C:\user\Anaconda3\lib\site-packages\pandas\core\computation\eval.py", line 267, in eval
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+ ret = eng_inst.evaluate()
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+ File "C:\user\Anaconda3\lib\site-packages\pandas\core\computation\engines.py", line 72, in evaluate
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+ self.result_type, self.aligned_axes = _align(self.expr.terms)
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+ File "C:\user\Anaconda3\lib\site-packages\pandas\core\computation\align.py", line 135, in _align
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+ return _result_type_many(*(term.value for term in terms)).type, None
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+ File "C:\user\Anaconda3\lib\site-packages\pandas\core\computation\common.py", line 20, in _result_type_many
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+ return reduce(np.result_type, arrays_and_dtypes)
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+ UnicodeEncodeError: 'ascii' codec can't encode characters in position 0-3: ordinal not in range(128)
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+ ```