pandas.Index.where
Index.where(self, cond, other=None)[source]-
Return an Index of same shape as self and whose corresponding entries are from self where cond is True and otherwise are from other.
New in version 0.19.0.
Parameters: -
cond : boolean array-like with the same length as self -
other : scalar, or array-like
Returns: - Index
-
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Licensed under the 3-clause BSD License.
https://pandas.pydata.org/pandas-docs/version/0.25.0/reference/api/pandas.Index.where.html