Answers for "How to count unique values in Python according to different id"

how to count number of unique values in a column python

pd.value_counts(df.Account_Type)

Gold        3
Platinum    1
Name: Account_Type, dtype: int64

Posted by: Guest on June-04-2020

counting unique values python

df.loc[df['mID']=='A','hID'].agg(['nunique','count','size'])

Posted by: Guest on October-02-2020

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