mindis

# How to use TimeBasedCV
data_for_modeling=pd.read_csv('data.csv', parse_dates=['record_date'])
tscv = TimeBasedCV(train_period=30,
                   test_period=7,
                   freq='days')
for train_index, test_index in tscv.split(data_for_modeling,
                   validation_split_date=datetime.date(2019,2,1), date_column='record_date'):
    print(train_index, test_index)

# get number of splits

mindis

import pandas as pd
import datetime
from datetime import datetime as dt
from dateutil.relativedelta import *

class TimeBasedCV(object):
    '''
    Parameters 
    ----------
    train_period: int