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30 lines
658 B
Python
30 lines
658 B
Python
"""
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Helpers for sharing tests between DataFrame/Series
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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from pandas import DataFrame
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if TYPE_CHECKING:
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from pandas._typing import DtypeObj
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def get_dtype(obj) -> DtypeObj:
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if isinstance(obj, DataFrame):
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# Note: we are assuming only one column
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return obj.dtypes.iat[0]
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else:
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return obj.dtype
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def get_obj(df: DataFrame, klass):
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"""
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For sharing tests using frame_or_series, either return the DataFrame
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unchanged or return it's first column as a Series.
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"""
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if klass is DataFrame:
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return df
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return df._ixs(0, axis=1)
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