f1 score import libraries

import pandas as pd

columns=['class','age','menopause','tumor_size','inv_nodes','node_caps',
         'deg_malig','breast','breast_quad','irradiat']

df=pd.read_csv("https://archive.ics.uci.edu/ml/machine-learning-databases/breast-cancer/breast-cancer.data"
               ,names=columns)

df