pandas筛选2个csv文件列内容相同的项

import pandas as pd

a= pd.read_csv(a_csv_file, usecols=[1])

b= pd.read_csv(b_csv_file, usecols=[1])

 

a_list = a.values.tolist()

b_list = b.values.tolist()

 

new_a_list = [f[0] for f in a_list]

new_b_list = [f[0] for f in b_list]

 

both = list(set(new_a_list ).intersection(set(new_b_list )))