#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Wed Jul 29 10:03:16 2020

@author: lau
"""

import numpy as np
import mne
from os.path import join

## CREATING EPOCHS OBJECT

data_path = join(mne.datasets.sample.data_path(), 'MEG', 'sample',
                 'sample_audvis_raw.fif')
info = mne.io.read_info(data_path)
n_epochs = 1000
n_channels = len(info['ch_names'])
n_samples = 1500

data = np.random.rand(n_epochs, n_channels, n_samples)

epochs = mne.EpochsArray(data, info)
epochs.save('split_file-epo.fif')

## STEPPING OUT OF PYTHON
## renaming "split_file-epo.fif "copy_split_file-epo.fif"

## results in error because the next split file is still called 
## "split_file-epo.fif" in the FIFF structure
copied_epochs = mne.read_epochs('copy_split_file-epo.fif')