Answers for "find number of unique values in a column pandas"

Python

return count of unique values pandas

#TO count repetition of each unique values(to find How many times the same-
# unique value is appearing in the data)

item_counts = df["Your_Column"].value_counts()
#Returns Dictionary => {"Value_name" : number_of_appearences}

Posted by: Guest on November-18-2020

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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Count unique values Pandas

df = df.groupby('domain')['ID'].nunique()

Posted by: Guest on April-22-2021

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dataframe number of unique rows

1
# get the unique values (rows) by retaining last row
2
df.drop_duplicates(keep='last')

Posted by: Guest on September-28-2020

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Answers for "find number of unique values in a column pandas"

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