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CODE EXAMPLE FOR PYTHON

get count of unique values in column pandas

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

print (df)
domain
'facebook.com'    1
'google.com'      1
'twitter.com'     2
'vk.com'          3
Name: ID, dtype: int64
Source by stackoverflow.com #
 
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Tagged: #count #unique #values #column #pandas
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