F1 Score example

from sklearn.metrics import f1_score

true = [0, 1, 2, 0, 1, 2]
pred = [0, 2, 1, 0, 0, 1]

f1_score(true, pred, average='macro')

f1_score(true, pred, average='micro')

f1_score(true, pred, average='weighted')