pandas.api.extensions.ExtensionArray.isin#

ExtensionArray.isin(values)[source]#

Pointwise comparison for set containment in the given values.

Roughly equivalent to np.array([x in values for x in self])

Parameters:
valuesnp.ndarray or ExtensionArray
Returns:
np.ndarray[bool]

Examples

>>> arr = pd.array([1, 2, 3])
>>> arr.isin([1])
<BooleanArray>
[True, False, False]
Length: 3, dtype: boolean