#!/usr/bin/env python
# coding: utf-8

# In[1]:


from sklearn.model_selection import cross_val_score, KFold, StratifiedKFold
from sklearn.datasets import load_iris
from sklearn.linear_model import LogisticRegression

iris = load_iris()
logreg = LogisticRegression(max_iter=1000)


# In[2]:


from sklearn.model_selection import RepeatedStratifiedKFold

rskfold = RepeatedStratifiedKFold(random_state=42)
scores = cross_val_score(logreg, iris.data, iris.target, cv=rskfold)

print("교차 검증 점수:\n", scores)
print("교차 검증 평균 점수: {:.3f}".format(scores.mean()))