题解 | #统一最后刷题日期的格式#
统一最后刷题日期的格式
https://www.nowcoder.com/practice/348b2f28a75f4ef2ac86db771c2563d3
import pandas as pd # 莫名又需要指定dtype为object df = pd.read_csv('Nowcoder.csv',dtype=object) # 转换日期格式 df['Last_submission_time'] = pd.to_datetime(df['Last_submission_time'],format='%Y-%m-%d') print(df.loc[:,['Nowcoder_ID','Level','Last_submission_time']])