Function readline_generator

Lib/test/test_configparser.py:1523–1528

As advised in Doc/library/configparser.rst.

(f)

def readline_generator(f):
    """As advised in Doc/library/configparser.rst."""
    line = f.readline()
    while line:
        yield line
        line = f.readline()


class ReadFileTestCase(unittest.TestCase):