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最新的pandas 0.20.2 TimedeltaIndex.join方法不採用'sort = ...'kwarg,因此它不能用作pandas/core中所需的連接索引/reshape/merge.py線722下面是如何重現:pandas TimedeltaIndex.join不採用排序arg
import pandas as pd
import numpy as np
tx = pd.timedelta_range('09:30:00', '10:00:00', freq='30s')
df0 = pd.DataFrame(np.random.randn(len(tx), 3), index=tx, columns=['a','b','c'])
df1 = pd.DataFrame(np.random.randn(len(tx), 2), index=tx, columns=['d','e'])
df0.join(df1)
異常被拋出時:
/opt/anaconda/lib/python2.7/site-packages/pandas/core/reshape/merge.pyc in _get_join_info(self) 720 join_index, left_indexer, right_indexer = \ 721 left_ax.join(right_ax, how=self.how, return_indexers=True, --> 722 sort=self.sort) 723 elif self.right_index and self.how == 'left': 724 join_index, left_indexer, right_indexer = \ TypeError: join() got an unexpected keyword argument 'sort'
版本0.19.2工作正常。 這是一個錯誤還是別的?
似乎要在熊貓中修復0.20.3 –