Pandas comptent la valeur spécifique dans la colonne
(df[education]=='9th').sum()
coder
(df[education]=='9th').sum()
df['Counts'] = df.groupby(['Color'])['Value'].transform('count')df['sex'].value_counts()
df['sex'].value_counts(normalize=True)
print df
col1 education
0 a 9th
1 b 9th
2 c 8th
print df.education == '9th'
0 True
1 True
2 False
Name: education, dtype: bool
print df[df.education == '9th']
col1 education
0 a 9th
1 b 9th
print df[df.education == '9th'].shape[0]
2
print len(df[df['education'] == '9th'])
2#using the .count() function where the occurence of an element you
#want to find is the thing in the paranthesis
lista = [1,1,2,3,4,5]
print(lista.count(1))
# will return 2