How To Count Distinct Values Of A Column? Table Of Contents: Syntax Of ‘nunique( )’ Method In Pandas. Examples ‘nunique( )’ Method. (1) Syntax: DataFrame.nunique(axis=0, dropna=True) Description: Count the number of distinct elements in the specified axis. Return Series with the number of distinct elements. Can ignore NaN values. Parameters: axis {0 or ‘index’, 1 or ‘columns’}, default 0 – The axis to use. 0 or ‘index’ for row-wise, 1 or ‘columns’ for column-wise. dropna: bool, default True – Don’t include NaN in the counts. Returns: Series (2) Examples Of nunique() Method: Example-1 import pandas as pd student = {‘Name’:[‘Subrat’,’Abhispa’,’Arpita’,’Anuradha’,’Namita’],

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