46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
from typing import Any, Dict
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import pandas as pd
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class PandasBooleanIndex:
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"""
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Selects rows from a pandas DataFrame based on the boolean index in the Series.
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category: Data subset selection
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"""
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@classmethod
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def INPUT_TYPES(cls) -> Dict[str, Any]:
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"""
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Defines the input types for the function.
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Returns:
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Dict[str, Any]: A dictionary specifying required input types.
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"""
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return {
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"required": {
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"dataframe": ("DATAFRAME", {}),
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"boolean_index_series": ("PDSERIES", {})
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}
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}
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RETURN_TYPES: tuple = ("DATAFRAME",)
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FUNCTION: str = "f"
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CATEGORY: str = "Data Analysis"
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def f(self, dataframe: pd.DataFrame, boolean_index_series: pd.Series) -> tuple:
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"""
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Selects rows from a pandas DataFrame based on the boolean index in the Series.
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Args:
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dataframe (DataFrame): The DataFrame.
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boolean_index_series: (pd.Series): The Series containing boolean index.
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Returns:
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tuple: A tuple containing the filtered DataFrame.
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"""
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if not isinstance(boolean_index_series, pd.Series):
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raise ValueError("boolean_index_series is not a Series.")
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df2 = dataframe[boolean_index_series]
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return (df2,)
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