def get_sent_dict(sent_filepath):
    """Return a {text:sent_num} dictionary.

    Given an absolute path to a .sentences file
    """
    sent_dict = {}
    sent_iter = 0
    with open(sent_filepath, 'r', encoding='utf-8') as sent_stream:
        for line in sent_stream:
            line = line.rstrip()
            sent_dict[sent_iter] = line
            sent_iter += 1
    return sent_dict
