pyspark.pandas.MultiIndex.has_duplicates¶
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property
MultiIndex.has_duplicates¶ If index has duplicates, return True, otherwise False.
Examples
>>> idx = ps.Index([1, 5, 7, 7]) >>> idx.has_duplicates True
>>> idx = ps.Index([1, 5, 7]) >>> idx.has_duplicates False
>>> idx = ps.Index(["Watermelon", "Orange", "Apple", ... "Watermelon"]) >>> idx.has_duplicates True
>>> idx = ps.Index(["Orange", "Apple", ... "Watermelon"]) >>> idx.has_duplicates False