#获取周一，周二..... lexin_df['weekday'] = lexin_df['approve_date'].map(lambda x:x.weekday()+1) #获取小时 lexin_df['hour'] = lexin_df['approve_date'].map(lambda x:x.hour) #时间格式转字符串 lexin_df['approve_month'] = lexin_df['approve_date'].map(lambda x:x.strftime('%Y-%m'))