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chevron_leftSeries
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Method argmaxMethod argminMethod betweenMethod mapMethod to_frameMethod to_listMethod value_countsProperty hasnansProperty is_monotonicProperty is_monotonic_decreasingProperty is_monotonic_increasingProperty is_unique
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Pandas Series | is_unique property

schedule Aug 12, 2023
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Pandas Series.is_unique property returns True if all the values in the Series are unique, otherwise False is returned.

Examples

s = pd.Series([2,3,4])
s.is_unique
True
s = pd.Series([2,3,2])
s.is_unique
False
s = pd.Series([pd.np.nan,3,pd.np.nan])
s.is_unique
False
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Published by Isshin Inada
Edited by 0 others
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Official Pandas Documentation
https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.is_unique.html
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