通用函数#
数据操作#
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Bin values into discrete intervals. |
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Convert categorical variable into dummy/indicator variables. |
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Unpivot a DataFrame from wide to long format, optionally leaving identifiers set. |
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Merge DataFrame or named Series objects with a database-style join. |
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Quantile-based discretization function. |
顶层缺失值处理函数#
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Detect missing values. |
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Detect missing values. |
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Detect existing (non-missing) values. |
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Detect existing (non-missing) values. |
顶层日期时间处理函数#
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Convert argument to datetime. |
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Return a fixed frequency DatetimeIndex. |
顶层计算函数#
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Evaluate a Python expression as a string using various backends. |
Misc#
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