pandas输出csv某一列的数据

数据量约50w,耗时6s

代码如下:

import pandas as pd
fields = ['id_03', 'isFraud']

df = pd.read_csv('fraud.data', skipinitialspace=True, usecols=fields)
# See the keys
print(df.keys())
print("-------------------------------------------")
# See content in 'star_name'
for index,item in enumerate(df.isFraud):
    print(item)