def get_textfile(f):
    lines = []
    get_alt_textfile(f, lines.append)
    return lines
tests that scrapers that yield iterables work OK
dataset/ETHPy150Open babble/babble/include/jython/Lib/gopherlib.py/get_textfile--crossover with--dataset/ETHPy150Open opencivicdata/pupa/pupa/tests/scrape/test_scraper.py/test_double_iter