Answers for "dataframe unique count"

Python

count unique pandas

df['column'].nunique()

Posted by: Guest on March-12-2020

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

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unique values in dataframe column count

df.groupby('mID').agg(['count', 'size', 'nunique']).stack()


             dID  hID  uID
mID                       
A   count      5    5    5
    size       5    5    5
    nunique    3    5    5
B   count      2    2    2
    size       2    2    2
    nunique    2    2    2
C   count      1    1    1
    size       1    1    1
    nunique    1    1    1

Posted by: Guest on August-20-2020

Source

count unique pandas

df.nunique()

Posted by: Guest on March-12-2020

python - count how many unique in a column

df['var_1'].nunique()   # How many unque values are present in a variable

Posted by: Guest on November-30-2020

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