Load into a DataFrame statements in one language along with their translation into English

    >>> get_data('zsm').head(1)
                    eng                                zsm
    0      Are you new?                         Awak baru?

def load_anki_df(language='deu'):
    """ Load into a DataFrame statements in one language along with their translation into English

    >>> get_data('zsm').head(1)
                    eng                                zsm
    0      Are you new?                         Awak baru?
    """
    if os.path.isfile(language):
        filepath = language
        lang = re.search('[a-z]{3}-eng/', filepath).group()[:3].lower()
    else:
        lang = (language or 'deu').lower()[:3]
        filepath = os.path.join(BIGDATA_PATH, '{}-eng'.format(lang), '{}.txt'.format(lang))
    df = pd.read_table(filepath, skiprows=1, header=None)
    df.columns = ['eng', lang]
    return df