Answers for "pandas distinct count"

Python

pandas groupby column count distinct values

# Pandas group by a column looking at the count unique/count distinct values of another column

df.groupby('param')['group'].nunique()

Posted by: Guest on May-15-2020

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pandas distinct

>gapminder['continent'].unique()
array(['Asia', 'Europe', 'Africa', 'Americas', 'Oceania'], dtype=object)

Posted by: Guest on February-24-2020

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pandas count distinct values in a column

Series.value_counts(self, normalize=False, sort=True, ascending=False, bins=None, dropna=True)

Posted by: Guest on March-04-2020

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pandas count distinct values in column

#column name ISSDTM
pd.to_datetime(df.ISSDTM, errors='coerce').dt.year

#result
0    2013
1    2013
2    2009
3    2009
Name: ISSDTM, dtype: int64

Posted by: Guest on May-01-2021

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