def import_zipfile_data(URL=zip_url):
    with requests.Session() as s:
        tmp = s.get(URL)
        with zipfile.ZipFile(BytesIO(tmp.content)) as zfo:
            with zfo.open('household_power_consumption.txt') as zfi:
                tmp = StringIO(zfi.read().decode('utf-8'))
                data_ = pd.read_csv(tmp, sep=';', decimal=',', header=0, low_memory=False)
                del tmp
    return data_
def import_zipfile_data(URL=zip_url):
    with requests.Session() as s:
        tmp = s.get(URL)
        with zipfile.ZipFile(BytesIO(tmp.content)) as zfo:
            with zfo.open('household_power_consumption.txt') as zfi:
                tmp = StringIO(zfi.read().decode('utf-8'))
                data_ = pd.read_csv(tmp, sep=';', decimal=',', header=0, low_memory=False)
                del tmp
    return data_