def save_email_addresses(addresses_field: Text):
'''Save email addresses from Text widget'''
text = addresses_field.get(1.0, END)
addresses = [{'email': address.strip()} for address in text.split('\n')]
Address.delete().where(True).execute()
Address.insert_many(addresses).execute()
def load_email_addresses_from_file(field: Text):
address_records = prepare_email_addresses()
Address.delete().where(True).execute()
field.delete(1.0, END)
Address.insert_many(address_records).execute()
load_addresses_to_field(field)
save_email_addresses(field)