from sklearn.feature_extraction import DictVectorizer
staff = [{
'name': 'Steve Miller',
'age': 33.
}, {
'name': 'Lyndon Jones',
'age': 12.
}, {
'name': 'Baxter Morth',
'age': 18.
}]
vec = DictVectorizer()
vec.fit_transform(staff).toarray()
print(vec.get_feature_age())
