how to count special values in data in python

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Sébastien
23 Apr 2016
1df['sex'].value_counts()
2
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Paula
16 Nov 2016
1df['Counts'] = df.groupby(['Color'])['Value'].transform('count')
source
Amir
30 Nov 2019
1df['sex'].value_counts(normalize=True)
2
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Camille
09 Oct 2016
1df['fare'].value_counts(bins=7)
2
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