Scikit-learn, get accuracy scores for each class

Question

Is there a built-in way for getting accuracy scores for each class separatetly? I know in sklearn we can get overall accuracy by using metric.accuracy_score. Is

Answer 1

from sklearn.metrics import confusion_matrix
y_true = [2, 0, 2, 2, 0, 1]
y_pred = [0, 0, 2, 2, 0, 2]
matrix = confusion_matrix(y_true, y_pred)
matrix.diagonal()/matrix.sum(axis=1)