Answers for "pandas count number of unique values"

count unique pandas

df['column'].nunique()

Posted by: Guest on March-12-2020

count unique values in python

words = ['a', 'b', 'c', 'a']
unique_words = set(words)             # == set(['a', 'b', 'c'])
unique_word_count = len(unique_words) # == 3

Posted by: Guest on September-28-2020

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